19178744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6359}}^1$

素因数の和:6407

約数の個数: 32

約数和(自身を含む): 40068000

約数和(自身を除く): 20889256

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6359, 12718, 25436, 50872, 82667, 165334, 184411, 330668, 368822, 661336, 737644, 1475288, 2397343, 4794686, 9589372, 19178744]

約数ペア:

[(1, 19178744), (2, 9589372), (4, 4794686), (8, 2397343), (13, 1475288), (26, 737644), (29, 661336), (52, 368822), (58, 330668), (104, 184411), (116, 165334), (232, 82667), (377, 50872), (754, 25436), (1508, 12718), (3016, 6359)]