2005236478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7538483}}^1$

素因数の和:7538511

約数の個数: 16

約数和(自身を含む): 3618472320

約数和(自身を除く): 1613235842

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 7538483, 15076966, 52769381, 105538762, 143231177, 286462354, 1002618239, 2005236478]

約数ペア:

[(1, 2005236478), (2, 1002618239), (7, 286462354), (14, 143231177), (19, 105538762), (38, 52769381), (133, 15076966), (266, 7538483)]