20913270984

素因数分解:

$2^3\times 3^3\times {\mathrm{1459}}^1\times {\mathrm{66361}}^1$

素因数の和:67835

約数の個数: 64

約数和(自身を含む): 58133112000

約数和(自身を除く): 37219841016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1459, 2918, 4377, 5836, 8754, 11672, 13131, 17508, 26262, 35016, 39393, 52524, 66361, 78786, 105048, 132722, 157572, 199083, 265444, 315144, 398166, 530888, 597249, 796332, 1194498, 1592664, 1791747, 2388996, 3583494, 4777992, 7166988, 14333976, 96820699, 193641398, 290462097, 387282796, 580924194, 774565592, 871386291, 1161848388, 1742772582, 2323696776, 2614158873, 3485545164, 5228317746, 6971090328, 10456635492, 20913270984]

約数ペア:

[(1, 20913270984), (2, 10456635492), (3, 6971090328), (4, 5228317746), (6, 3485545164), (8, 2614158873), (9, 2323696776), (12, 1742772582), (18, 1161848388), (24, 871386291), (27, 774565592), (36, 580924194), (54, 387282796), (72, 290462097), (108, 193641398), (216, 96820699), (1459, 14333976), (2918, 7166988), (4377, 4777992), (5836, 3583494), (8754, 2388996), (11672, 1791747), (13131, 1592664), (17508, 1194498), (26262, 796332), (35016, 597249), (39393, 530888), (52524, 398166), (66361, 315144), (78786, 265444), (105048, 199083), (132722, 157572)]