199920472

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{675407}}^1$

素因数の和:675450

約数の個数: 16

約数和(自身を含む): 384982560

約数和(自身を除く): 185062088

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 675407, 1350814, 2701628, 5403256, 24990059, 49980118, 99960236, 199920472]

約数ペア:

[(1, 199920472), (2, 99960236), (4, 49980118), (8, 24990059), (37, 5403256), (74, 2701628), (148, 1350814), (296, 675407)]