20178804848

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{1867}}^1\times {\mathrm{18257}}^1$

素因数の和:20169

約数の個数: 40

約数和(自身を含む): 40176802032

約数和(自身を除く): 19997997184

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 1867, 3734, 7468, 14936, 18257, 29872, 36514, 69079, 73028, 138158, 146056, 276316, 292112, 552632, 675509, 1105264, 1351018, 2702036, 5404072, 10808144, 34085819, 68171638, 136343276, 272686552, 545373104, 1261175303, 2522350606, 5044701212, 10089402424, 20178804848]

約数ペア:

[(1, 20178804848), (2, 10089402424), (4, 5044701212), (8, 2522350606), (16, 1261175303), (37, 545373104), (74, 272686552), (148, 136343276), (296, 68171638), (592, 34085819), (1867, 10808144), (3734, 5404072), (7468, 2702036), (14936, 1351018), (18257, 1105264), (29872, 675509), (36514, 552632), (69079, 292112), (73028, 276316), (138158, 146056)]