19390664

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 37745400

約数和(自身を除く): 18354736

約数列:

[1, 2, 4, 8, 37, 74, 109, 148, 218, 296, 436, 601, 872, 1202, 2404, 4033, 4808, 8066, 16132, 22237, 32264, 44474, 65509, 88948, 131018, 177896, 262036, 524072, 2423833, 4847666, 9695332, 19390664]

約数ペア:

[(1, 19390664), (2, 9695332), (4, 4847666), (8, 2423833), (37, 524072), (74, 262036), (109, 177896), (148, 131018), (218, 88948), (296, 65509), (436, 44474), (601, 32264), (872, 22237), (1202, 16132), (2404, 8066), (4033, 4808)]