17861896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 20240504

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 59, 71, 82, 104, 118, 142, 164, 236, 284, 328, 472, 533, 568, 767, 923, 1066, 1534, 1846, 2132, 2419, 2911, 3068, 3692, 4189, 4264, 4838, 5822, 6136, 7384, 8378, 9676, 11644, 16756, 19352, 23288, 31447, 33512, 37843, 54457, 62894, 75686, 108914, 125788, 151372, 171749, 217828, 251576, 302744, 343498, 435656, 686996, 1373992, 2232737, 4465474, 8930948, 17861896]

約数ペア:

[(1, 17861896), (2, 8930948), (4, 4465474), (8, 2232737), (13, 1373992), (26, 686996), (41, 435656), (52, 343498), (59, 302744), (71, 251576), (82, 217828), (104, 171749), (118, 151372), (142, 125788), (164, 108914), (236, 75686), (284, 62894), (328, 54457), (472, 37843), (533, 33512), (568, 31447), (767, 23288), (923, 19352), (1066, 16756), (1534, 11644), (1846, 9676), (2132, 8378), (2419, 7384), (2911, 6136), (3068, 5822), (3692, 4838), (4189, 4264)]