20429883

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3229}}^1$

素因数の和:3291

約数の個数: 24

約数和(自身を含む): 31912400

約数和(自身を除く): 11482517

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3229, 6327, 9687, 29061, 61351, 119473, 184053, 358419, 552159, 1075257, 2269987, 6809961, 20429883]

約数ペア:

[(1, 20429883), (3, 6809961), (9, 2269987), (19, 1075257), (37, 552159), (57, 358419), (111, 184053), (171, 119473), (333, 61351), (703, 29061), (2109, 9687), (3229, 6327)]