19496785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 10052015

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 569, 623, 979, 2845, 3115, 3983, 4895, 6259, 6853, 19915, 31295, 34265, 43813, 50641, 219065, 253205, 354487, 557051, 1772435, 2785255, 3899357, 19496785]

約数ペア:

[(1, 19496785), (5, 3899357), (7, 2785255), (11, 1772435), (35, 557051), (55, 354487), (77, 253205), (89, 219065), (385, 50641), (445, 43813), (569, 34265), (623, 31295), (979, 19915), (2845, 6853), (3115, 6259), (3983, 4895)]