20752992

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 66594528

約数和(自身を除く): 45841536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 69, 72, 78, 92, 96, 104, 117, 138, 144, 156, 184, 207, 208, 234, 241, 276, 288, 299, 312, 368, 414, 416, 468, 482, 552, 598, 624, 723, 736, 828, 897, 936, 964, 1104, 1196, 1248, 1446, 1656, 1794, 1872, 1928, 2169, 2208, 2392, 2691, 2892, 3133, 3312, 3588, 3744, 3856, 4338, 4784, 5382, 5543, 5784, 6266, 6624, 7176, 7712, 8676, 9399, 9568, 10764, 11086, 11568, 12532, 14352, 16629, 17352, 18798, 21528, 22172, 23136, 25064, 28197, 28704, 33258, 34704, 37596, 43056, 44344, 49887, 50128, 56394, 66516, 69408, 72059, 75192, 86112, 88688, 99774, 100256, 112788, 133032, 144118, 150384, 177376, 199548, 216177, 225576, 266064, 288236, 300768, 399096, 432354, 451152, 532128, 576472, 648531, 798192, 864708, 902304, 1152944, 1297062, 1596384, 1729416, 2305888, 2594124, 3458832, 5188248, 6917664, 10376496, 20752992]

約数ペア:

[(1, 20752992), (2, 10376496), (3, 6917664), (4, 5188248), (6, 3458832), (8, 2594124), (9, 2305888), (12, 1729416), (13, 1596384), (16, 1297062), (18, 1152944), (23, 902304), (24, 864708), (26, 798192), (32, 648531), (36, 576472), (39, 532128), (46, 451152), (48, 432354), (52, 399096), (69, 300768), (72, 288236), (78, 266064), (92, 225576), (96, 216177), (104, 199548), (117, 177376), (138, 150384), (144, 144118), (156, 133032), (184, 112788), (207, 100256), (208, 99774), (234, 88688), (241, 86112), (276, 75192), (288, 72059), (299, 69408), (312, 66516), (368, 56394), (414, 50128), (416, 49887), (468, 44344), (482, 43056), (552, 37596), (598, 34704), (624, 33258), (723, 28704), (736, 28197), (828, 25064), (897, 23136), (936, 22172), (964, 21528), (1104, 18798), (1196, 17352), (1248, 16629), (1446, 14352), (1656, 12532), (1794, 11568), (1872, 11086), (1928, 10764), (2169, 9568), (2208, 9399), (2392, 8676), (2691, 7712), (2892, 7176), (3133, 6624), (3312, 6266), (3588, 5784), (3744, 5543), (3856, 5382), (4338, 4784)]