20463608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12239}}^1$

素因数の和:12275

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 23600392

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 12239, 24478, 48956, 97912, 134629, 232541, 269258, 465082, 538516, 930164, 1077032, 1860328, 2557951, 5115902, 10231804, 20463608]

約数ペア:

[(1, 20463608), (2, 10231804), (4, 5115902), (8, 2557951), (11, 1860328), (19, 1077032), (22, 930164), (38, 538516), (44, 465082), (76, 269258), (88, 232541), (152, 134629), (209, 97912), (418, 48956), (836, 24478), (1672, 12239)]