19506992

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:525

約数の個数: 40

約数和(自身を含む): 39382896

約数和(自身を除く): 19875904

約数列:

[1, 2, 4, 8, 16, 37, 74, 83, 148, 166, 296, 332, 397, 592, 664, 794, 1328, 1588, 3071, 3176, 6142, 6352, 12284, 14689, 24568, 29378, 32951, 49136, 58756, 65902, 117512, 131804, 235024, 263608, 527216, 1219187, 2438374, 4876748, 9753496, 19506992]

約数ペア:

[(1, 19506992), (2, 9753496), (4, 4876748), (8, 2438374), (16, 1219187), (37, 527216), (74, 263608), (83, 235024), (148, 131804), (166, 117512), (296, 65902), (332, 58756), (397, 49136), (592, 32951), (664, 29378), (794, 24568), (1328, 14689), (1588, 12284), (3071, 6352), (3176, 6142)]