20724632

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 41595120

約数和(自身を除く): 20870488

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1571, 1649, 3142, 3298, 6284, 6596, 12568, 13192, 26707, 53414, 106828, 152387, 213656, 304774, 609548, 1219096, 2590579, 5181158, 10362316, 20724632]

約数ペア:

[(1, 20724632), (2, 10362316), (4, 5181158), (8, 2590579), (17, 1219096), (34, 609548), (68, 304774), (97, 213656), (136, 152387), (194, 106828), (388, 53414), (776, 26707), (1571, 13192), (1649, 12568), (3142, 6596), (3298, 6284)]