39499696

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{40471}}^1$

素因数の和:40540

約数の個数: 20

約数和(自身を含む): 77787184

約数和(自身を除く): 38287488

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 40471, 80942, 161884, 323768, 647536, 2468731, 4937462, 9874924, 19749848, 39499696]

約数ペア:

[(1, 39499696), (2, 19749848), (4, 9874924), (8, 4937462), (16, 2468731), (61, 647536), (122, 323768), (244, 161884), (488, 80942), (976, 40471)]