20844312

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1160

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 35557608

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 47, 51, 68, 94, 102, 136, 141, 188, 204, 282, 376, 408, 564, 799, 1087, 1128, 1598, 2174, 2397, 3196, 3261, 4348, 4794, 6392, 6522, 8696, 9588, 13044, 18479, 19176, 26088, 36958, 51089, 55437, 73916, 102178, 110874, 147832, 153267, 204356, 221748, 306534, 408712, 443496, 613068, 868513, 1226136, 1737026, 2605539, 3474052, 5211078, 6948104, 10422156, 20844312]

約数ペア:

[(1, 20844312), (2, 10422156), (3, 6948104), (4, 5211078), (6, 3474052), (8, 2605539), (12, 1737026), (17, 1226136), (24, 868513), (34, 613068), (47, 443496), (51, 408712), (68, 306534), (94, 221748), (102, 204356), (136, 153267), (141, 147832), (188, 110874), (204, 102178), (282, 73916), (376, 55437), (408, 51089), (564, 36958), (799, 26088), (1087, 19176), (1128, 18479), (1598, 13044), (2174, 9588), (2397, 8696), (3196, 6522), (3261, 6392), (4348, 4794)]