2156674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:885

約数の個数: 16

約数和(自身を含む): 3520440

約数和(自身を除く): 1363766

約数列:

[1, 2, 13, 26, 109, 218, 761, 1417, 1522, 2834, 9893, 19786, 82949, 165898, 1078337, 2156674]

約数ペア:

[(1, 2156674), (2, 1078337), (13, 165898), (26, 82949), (109, 19786), (218, 9893), (761, 2834), (1417, 1522)]