20165055538

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{821}}^1\times {\mathrm{1667}}^1$

素因数の和:2682

約数の個数: 32

約数和(自身を含む): 31096457280

約数和(自身を除く): 10931401742

約数列:

[1, 2, 53, 106, 139, 278, 821, 1642, 1667, 3334, 7367, 14734, 43513, 87026, 88351, 114119, 176702, 228238, 231713, 463426, 1368607, 2737214, 6048307, 12096614, 12280789, 24561578, 72536171, 145072342, 190236373, 380472746, 10082527769, 20165055538]

約数ペア:

[(1, 20165055538), (2, 10082527769), (53, 380472746), (106, 190236373), (139, 145072342), (278, 72536171), (821, 24561578), (1642, 12280789), (1667, 12096614), (3334, 6048307), (7367, 2737214), (14734, 1368607), (43513, 463426), (87026, 231713), (88351, 228238), (114119, 176702)]