20923288

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 40395600

約数和(自身を除く): 19472312

約数列:

[1, 2, 4, 8, 59, 97, 118, 194, 236, 388, 457, 472, 776, 914, 1828, 3656, 5723, 11446, 22892, 26963, 44329, 45784, 53926, 88658, 107852, 177316, 215704, 354632, 2615411, 5230822, 10461644, 20923288]

約数ペア:

[(1, 20923288), (2, 10461644), (4, 5230822), (8, 2615411), (59, 354632), (97, 215704), (118, 177316), (194, 107852), (236, 88658), (388, 53926), (457, 45784), (472, 44329), (776, 26963), (914, 22892), (1828, 11446), (3656, 5723)]