209265231164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{20353}}^1\times {\mathrm{4409}}^1$

素因数の和:24830

約数の個数: 48

約数和(自身を含む): 407156531040

約数和(自身を除く): 197891299876

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 4409, 8818, 17636, 20353, 40706, 48499, 81412, 96998, 193996, 223883, 233677, 447766, 467354, 895532, 934708, 1078709, 2157418, 2570447, 4314836, 5140894, 10281788, 11865799, 23731598, 47463196, 89736377, 179472754, 358945508, 987100147, 1974200294, 3948400588, 4756027981, 9512055962, 19024111924, 52316307791, 104632615582, 209265231164]

約数ペア:

[(1, 209265231164), (2, 104632615582), (4, 52316307791), (11, 19024111924), (22, 9512055962), (44, 4756027981), (53, 3948400588), (106, 1974200294), (212, 987100147), (583, 358945508), (1166, 179472754), (2332, 89736377), (4409, 47463196), (8818, 23731598), (17636, 11865799), (20353, 10281788), (40706, 5140894), (48499, 4314836), (81412, 2570447), (96998, 2157418), (193996, 1078709), (223883, 934708), (233677, 895532), (447766, 467354)]