20165511176

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61480217}}^1$

素因数の和:61480264

約数の個数: 16

約数和(自身を含む): 38732537340

約数和(自身を除く): 18567026164

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61480217, 122960434, 245920868, 491841736, 2520688897, 5041377794, 10082755588, 20165511176]

約数ペア:

[(1, 20165511176), (2, 10082755588), (4, 5041377794), (8, 2520688897), (41, 491841736), (82, 245920868), (164, 122960434), (328, 61480217)]