20733468

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 57858192

約数和(自身を除く): 37124724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 49, 74, 84, 98, 111, 147, 148, 196, 222, 259, 294, 444, 518, 588, 777, 953, 1036, 1554, 1813, 1906, 2859, 3108, 3626, 3812, 5439, 5718, 6671, 7252, 10878, 11436, 13342, 20013, 21756, 26684, 35261, 40026, 46697, 70522, 80052, 93394, 105783, 140091, 141044, 186788, 211566, 246827, 280182, 423132, 493654, 560364, 740481, 987308, 1480962, 1727789, 2961924, 3455578, 5183367, 6911156, 10366734, 20733468]

約数ペア:

[(1, 20733468), (2, 10366734), (3, 6911156), (4, 5183367), (6, 3455578), (7, 2961924), (12, 1727789), (14, 1480962), (21, 987308), (28, 740481), (37, 560364), (42, 493654), (49, 423132), (74, 280182), (84, 246827), (98, 211566), (111, 186788), (147, 141044), (148, 140091), (196, 105783), (222, 93394), (259, 80052), (294, 70522), (444, 46697), (518, 40026), (588, 35261), (777, 26684), (953, 21756), (1036, 20013), (1554, 13342), (1813, 11436), (1906, 10878), (2859, 7252), (3108, 6671), (3626, 5718), (3812, 5439)]