20868388

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 37221912

約数和(自身を除く): 16353524

約数列:

[1, 2, 4, 113, 137, 226, 274, 337, 452, 548, 674, 1348, 15481, 30962, 38081, 46169, 61924, 76162, 92338, 152324, 184676, 5217097, 10434194, 20868388]

約数ペア:

[(1, 20868388), (2, 10434194), (4, 5217097), (113, 184676), (137, 152324), (226, 92338), (274, 76162), (337, 61924), (452, 46169), (548, 38081), (674, 30962), (1348, 15481)]