38781328

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:755

約数の個数: 40

約数和(自身を含む): 78007160

約数和(自身を除く): 39225832

約数列:

[1, 2, 4, 8, 16, 37, 74, 109, 148, 218, 296, 436, 592, 601, 872, 1202, 1744, 2404, 4033, 4808, 8066, 9616, 16132, 22237, 32264, 44474, 64528, 65509, 88948, 131018, 177896, 262036, 355792, 524072, 1048144, 2423833, 4847666, 9695332, 19390664, 38781328]

約数ペア:

[(1, 38781328), (2, 19390664), (4, 9695332), (8, 4847666), (16, 2423833), (37, 1048144), (74, 524072), (109, 355792), (148, 262036), (218, 177896), (296, 131018), (436, 88948), (592, 65509), (601, 64528), (872, 44474), (1202, 32264), (1744, 22237), (2404, 16132), (4033, 9616), (4808, 8066)]