20341281808

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17415481}}^1$

素因数の和:17415562

約数の個数: 20

約数和(自身を含む): 39951115708

約数和(自身を除く): 19609833900

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17415481, 34830962, 69661924, 139323848, 278647696, 1271330113, 2542660226, 5085320452, 10170640904, 20341281808]

約数ペア:

[(1, 20341281808), (2, 10170640904), (4, 5085320452), (8, 2542660226), (16, 1271330113), (73, 278647696), (146, 139323848), (292, 69661924), (584, 34830962), (1168, 17415481)]