91690768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{440821}}^1$

素因数の和:440842

約数の個数: 20

約数和(自身を含む): 191316748

約数和(自身を除く): 99625980

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 440821, 881642, 1763284, 3526568, 5730673, 7053136, 11461346, 22922692, 45845384, 91690768]

約数ペア:

[(1, 91690768), (2, 45845384), (4, 22922692), (8, 11461346), (13, 7053136), (16, 5730673), (26, 3526568), (52, 1763284), (104, 881642), (208, 440821)]