38642218

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{1229}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 59040000

約数和(自身を除く): 20397782

約数列:

[1, 2, 79, 158, 199, 398, 1229, 2458, 15721, 31442, 97091, 194182, 244571, 489142, 19321109, 38642218]

約数ペア:

[(1, 38642218), (2, 19321109), (79, 489142), (158, 244571), (199, 194182), (398, 97091), (1229, 31442), (2458, 15721)]