20346378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13729}}^1$

素因数の和:13766

約数の個数: 32

約数和(自身を含む): 46132800

約数和(自身を除く): 25786422

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 13729, 27458, 41187, 82374, 178477, 260851, 356954, 521702, 535431, 782553, 1070862, 1565106, 3391063, 6782126, 10173189, 20346378]

約数ペア:

[(1, 20346378), (2, 10173189), (3, 6782126), (6, 3391063), (13, 1565106), (19, 1070862), (26, 782553), (38, 535431), (39, 521702), (57, 356954), (78, 260851), (114, 178477), (247, 82374), (494, 41187), (741, 27458), (1482, 13729)]