20179918941

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1163}}^1\times {\mathrm{63559}}^1$

素因数の和:64745

約数の個数: 32

約数和(自身を含む): 33144760320

約数和(自身を除く): 12964841379

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1163, 3489, 8141, 15119, 24423, 45357, 63559, 105833, 190677, 317499, 444913, 826267, 1334739, 2478801, 5783869, 17351607, 73919117, 221757351, 517433819, 960948521, 1552301457, 2882845563, 6726639647, 20179918941]

約数ペア:

[(1, 20179918941), (3, 6726639647), (7, 2882845563), (13, 1552301457), (21, 960948521), (39, 517433819), (91, 221757351), (273, 73919117), (1163, 17351607), (3489, 5783869), (8141, 2478801), (15119, 1334739), (24423, 826267), (45357, 444913), (63559, 317499), (105833, 190677)]