20876458428

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{3944909}}^1$

素因数の和:3944936

約数の個数: 72

約数和(自身を含む): 62960763600

約数和(自身を除く): 42084305172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 3944909, 7889818, 11834727, 15779636, 23669454, 27614363, 35504181, 47338908, 55228726, 71008362, 82843089, 106512543, 110457452, 142016724, 165686178, 193300541, 213025086, 248529267, 331372356, 386601082, 426050172, 497058534, 579901623, 745587801, 773202164, 994117068, 1159803246, 1491175602, 1739704869, 2319606492, 2982351204, 3479409738, 5219114607, 6958819476, 10438229214, 20876458428]

約数ペア:

[(1, 20876458428), (2, 10438229214), (3, 6958819476), (4, 5219114607), (6, 3479409738), (7, 2982351204), (9, 2319606492), (12, 1739704869), (14, 1491175602), (18, 1159803246), (21, 994117068), (27, 773202164), (28, 745587801), (36, 579901623), (42, 497058534), (49, 426050172), (54, 386601082), (63, 331372356), (84, 248529267), (98, 213025086), (108, 193300541), (126, 165686178), (147, 142016724), (189, 110457452), (196, 106512543), (252, 82843089), (294, 71008362), (378, 55228726), (441, 47338908), (588, 35504181), (756, 27614363), (882, 23669454), (1323, 15779636), (1764, 11834727), (2646, 7889818), (5292, 3944909)]