3988893584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19177373}}^1$

素因数の和:19177394

約数の個数: 20

約数和(自身を含む): 8322980316

約数和(自身を除く): 4334086732

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19177373, 38354746, 76709492, 153418984, 249305849, 306837968, 498611698, 997223396, 1994446792, 3988893584]

約数ペア:

[(1, 3988893584), (2, 1994446792), (4, 997223396), (8, 498611698), (13, 306837968), (16, 249305849), (26, 153418984), (52, 76709492), (104, 38354746), (208, 19177373)]