5639721778

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{7811249}}^1$

素因数の和:7811289

約数の個数: 12

約数和(自身を含む): 8928258750

約数和(自身を除く): 3288536972

約数列:

[1, 2, 19, 38, 361, 722, 7811249, 15622498, 148413731, 296827462, 2819860889, 5639721778]

約数ペア:

[(1, 5639721778), (2, 2819860889), (19, 296827462), (38, 148413731), (361, 15622498), (722, 7811249)]