20949153

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{787}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 29502720

約数和(自身を除く): 8553567

約数列:

[1, 3, 19, 57, 467, 787, 1401, 2361, 8873, 14953, 26619, 44859, 367529, 1102587, 6983051, 20949153]

約数ペア:

[(1, 20949153), (3, 6983051), (19, 1102587), (57, 367529), (467, 44859), (787, 26619), (1401, 14953), (2361, 8873)]