20027829868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1\times {\mathrm{2423}}^1$

素因数の和:2998

約数の個数: 48

約数和(自身を含む): 36487987200

約数和(自身を除く): 16460157332

約数列:

[1, 2, 4, 31, 62, 124, 191, 349, 382, 698, 764, 1396, 2423, 4846, 5921, 9692, 10819, 11842, 21638, 23684, 43276, 66659, 75113, 133318, 150226, 266636, 300452, 462793, 845627, 925586, 1691254, 1851172, 2066429, 3382508, 4132858, 8265716, 14346583, 26214437, 28693166, 52428874, 57386332, 104857748, 161514757, 323029514, 646059028, 5006957467, 10013914934, 20027829868]

約数ペア:

[(1, 20027829868), (2, 10013914934), (4, 5006957467), (31, 646059028), (62, 323029514), (124, 161514757), (191, 104857748), (349, 57386332), (382, 52428874), (698, 28693166), (764, 26214437), (1396, 14346583), (2423, 8265716), (4846, 4132858), (5921, 3382508), (9692, 2066429), (10819, 1851172), (11842, 1691254), (21638, 925586), (23684, 845627), (43276, 462793), (66659, 300452), (75113, 266636), (133318, 150226)]