20102503688

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1\times {\mathrm{2161}}^1$

素因数の和:2646

約数の個数: 64

約数和(自身を含む): 39227328000

約数和(自身を除く): 19124824312

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 359, 632, 718, 1436, 2161, 2872, 3239, 4322, 6478, 8644, 12956, 14719, 17288, 25912, 28361, 29438, 56722, 58876, 88601, 113444, 117752, 170719, 177202, 226888, 341438, 354404, 682876, 708808, 775799, 1162801, 1365752, 1551598, 2325602, 3103196, 4651204, 6206392, 6999479, 9302408, 13998958, 27997916, 31807759, 55995832, 61288121, 63615518, 122576242, 127231036, 245152484, 254462072, 490304968, 2512812961, 5025625922, 10051251844, 20102503688]

約数ペア:

[(1, 20102503688), (2, 10051251844), (4, 5025625922), (8, 2512812961), (41, 490304968), (79, 254462072), (82, 245152484), (158, 127231036), (164, 122576242), (316, 63615518), (328, 61288121), (359, 55995832), (632, 31807759), (718, 27997916), (1436, 13998958), (2161, 9302408), (2872, 6999479), (3239, 6206392), (4322, 4651204), (6478, 3103196), (8644, 2325602), (12956, 1551598), (14719, 1365752), (17288, 1162801), (25912, 775799), (28361, 708808), (29438, 682876), (56722, 354404), (58876, 341438), (88601, 226888), (113444, 177202), (117752, 170719)]