20823196

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{547}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 37807616

約数和(自身を除く): 16984420

約数列:

[1, 2, 4, 31, 62, 124, 307, 547, 614, 1094, 1228, 2188, 9517, 16957, 19034, 33914, 38068, 67828, 167929, 335858, 671716, 5205799, 10411598, 20823196]

約数ペア:

[(1, 20823196), (2, 10411598), (4, 5205799), (31, 671716), (62, 335858), (124, 167929), (307, 67828), (547, 38068), (614, 33914), (1094, 19034), (1228, 16957), (2188, 9517)]