20165093456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74136373}}^1$

素因数の和:74136398

約数の個数: 20

約数和(自身を含む): 41368096692

約数和(自身を除く): 21203003236

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74136373, 148272746, 296545492, 593090984, 1186181968, 1260318341, 2520636682, 5041273364, 10082546728, 20165093456]

約数ペア:

[(1, 20165093456), (2, 10082546728), (4, 5041273364), (8, 2520636682), (16, 1260318341), (17, 1186181968), (34, 593090984), (68, 296545492), (136, 148272746), (272, 74136373)]