20189728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{48533}}^1$

素因数の和:48556

約数の個数: 24

約数和(自身を含む): 42806988

約数和(自身を除く): 22617260

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 48533, 97066, 194132, 388264, 630929, 776528, 1261858, 1553056, 2523716, 5047432, 10094864, 20189728]

約数ペア:

[(1, 20189728), (2, 10094864), (4, 5047432), (8, 2523716), (13, 1553056), (16, 1261858), (26, 776528), (32, 630929), (52, 388264), (104, 194132), (208, 97066), (416, 48533)]