20746152

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13721}}^1$

素因数の和:13743

約数の個数: 64

約数和(自身を含む): 65865600

約数和(自身を除く): 45119448

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13721, 27442, 41163, 54884, 82326, 96047, 109768, 123489, 164652, 192094, 246978, 288141, 329304, 370467, 384188, 493956, 576282, 740934, 768376, 864423, 987912, 1152564, 1481868, 1728846, 2305128, 2593269, 2963736, 3457692, 5186538, 6915384, 10373076, 20746152]

約数ペア:

[(1, 20746152), (2, 10373076), (3, 6915384), (4, 5186538), (6, 3457692), (7, 2963736), (8, 2593269), (9, 2305128), (12, 1728846), (14, 1481868), (18, 1152564), (21, 987912), (24, 864423), (27, 768376), (28, 740934), (36, 576282), (42, 493956), (54, 384188), (56, 370467), (63, 329304), (72, 288141), (84, 246978), (108, 192094), (126, 164652), (168, 123489), (189, 109768), (216, 96047), (252, 82326), (378, 54884), (504, 41163), (756, 27442), (1512, 13721)]