20964528

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3733}}^1$

素因数の和:3763

約数の個数: 80

約数和(自身を含む): 64822240

約数和(自身を除く): 43857712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3733, 5616, 7466, 11199, 14932, 22398, 29864, 33597, 44796, 48529, 59728, 67194, 89592, 97058, 100791, 134388, 145587, 179184, 194116, 201582, 268776, 291174, 388232, 403164, 436761, 537552, 582348, 776464, 806328, 873522, 1164696, 1310283, 1612656, 1747044, 2329392, 2620566, 3494088, 5241132, 6988176, 10482264, 20964528]

約数ペア:

[(1, 20964528), (2, 10482264), (3, 6988176), (4, 5241132), (6, 3494088), (8, 2620566), (9, 2329392), (12, 1747044), (13, 1612656), (16, 1310283), (18, 1164696), (24, 873522), (26, 806328), (27, 776464), (36, 582348), (39, 537552), (48, 436761), (52, 403164), (54, 388232), (72, 291174), (78, 268776), (104, 201582), (108, 194116), (117, 179184), (144, 145587), (156, 134388), (208, 100791), (216, 97058), (234, 89592), (312, 67194), (351, 59728), (432, 48529), (468, 44796), (624, 33597), (702, 29864), (936, 22398), (1404, 14932), (1872, 11199), (2808, 7466), (3733, 5616)]