20809399023

素因数分解:

$3^2\times 7^1\times {\mathrm{8693}}^1\times {\mathrm{37997}}^1$

素因数の和:46703

約数の個数: 24

約数和(自身を含む): 34356879648

約数和(自身を除く): 13547480625

約数列:

[1, 3, 7, 9, 21, 63, 8693, 26079, 37997, 60851, 78237, 113991, 182553, 265979, 341973, 547659, 797937, 2393811, 330307921, 990923763, 2312155447, 2972771289, 6936466341, 20809399023]

約数ペア:

[(1, 20809399023), (3, 6936466341), (7, 2972771289), (9, 2312155447), (21, 990923763), (63, 330307921), (8693, 2393811), (26079, 797937), (37997, 547659), (60851, 341973), (78237, 265979), (113991, 182553)]