31328986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63419}}^1$

素因数の和:63453

約数の個数: 16

約数和(自身を含む): 53272800

約数和(自身を除く): 21943814

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 63419, 126838, 824447, 1204961, 1648894, 2409922, 15664493, 31328986]

約数ペア:

[(1, 31328986), (2, 15664493), (13, 2409922), (19, 1648894), (26, 1204961), (38, 824447), (247, 126838), (494, 63419)]