20709936

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:100

約数の個数: 180

約数和(自身を含む): 67259088

約数和(自身を除く): 46549152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 37, 39, 46, 48, 52, 69, 72, 74, 78, 92, 104, 111, 117, 138, 144, 148, 156, 169, 184, 207, 208, 222, 234, 276, 296, 299, 312, 333, 338, 368, 414, 444, 468, 481, 507, 552, 592, 598, 624, 666, 676, 828, 851, 888, 897, 936, 962, 1014, 1104, 1196, 1332, 1352, 1443, 1521, 1656, 1702, 1776, 1794, 1872, 1924, 2028, 2392, 2553, 2664, 2691, 2704, 2886, 3042, 3312, 3404, 3588, 3848, 3887, 4056, 4329, 4784, 5106, 5328, 5382, 5772, 6084, 6253, 6808, 7176, 7659, 7696, 7774, 8112, 8658, 10212, 10764, 11063, 11544, 11661, 12168, 12506, 13616, 14352, 15318, 15548, 17316, 18759, 20424, 21528, 22126, 23088, 23322, 24336, 25012, 30636, 31096, 33189, 34632, 34983, 37518, 40848, 43056, 44252, 46644, 50024, 56277, 61272, 62192, 66378, 69264, 69966, 75036, 88504, 93288, 99567, 100048, 112554, 122544, 132756, 139932, 143819, 150072, 177008, 186576, 199134, 225108, 265512, 279864, 287638, 300144, 398268, 431457, 450216, 531024, 559728, 575276, 796536, 862914, 900432, 1150552, 1294371, 1593072, 1725828, 2301104, 2588742, 3451656, 5177484, 6903312, 10354968, 20709936]

約数ペア:

[(1, 20709936), (2, 10354968), (3, 6903312), (4, 5177484), (6, 3451656), (8, 2588742), (9, 2301104), (12, 1725828), (13, 1593072), (16, 1294371), (18, 1150552), (23, 900432), (24, 862914), (26, 796536), (36, 575276), (37, 559728), (39, 531024), (46, 450216), (48, 431457), (52, 398268), (69, 300144), (72, 287638), (74, 279864), (78, 265512), (92, 225108), (104, 199134), (111, 186576), (117, 177008), (138, 150072), (144, 143819), (148, 139932), (156, 132756), (169, 122544), (184, 112554), (207, 100048), (208, 99567), (222, 93288), (234, 88504), (276, 75036), (296, 69966), (299, 69264), (312, 66378), (333, 62192), (338, 61272), (368, 56277), (414, 50024), (444, 46644), (468, 44252), (481, 43056), (507, 40848), (552, 37518), (592, 34983), (598, 34632), (624, 33189), (666, 31096), (676, 30636), (828, 25012), (851, 24336), (888, 23322), (897, 23088), (936, 22126), (962, 21528), (1014, 20424), (1104, 18759), (1196, 17316), (1332, 15548), (1352, 15318), (1443, 14352), (1521, 13616), (1656, 12506), (1702, 12168), (1776, 11661), (1794, 11544), (1872, 11063), (1924, 10764), (2028, 10212), (2392, 8658), (2553, 8112), (2664, 7774), (2691, 7696), (2704, 7659), (2886, 7176), (3042, 6808), (3312, 6253), (3404, 6084), (3588, 5772), (3848, 5382), (3887, 5328), (4056, 5106), (4329, 4784)]