19892438

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:683

約数の個数: 16

約数和(自身を含む): 30278400

約数和(自身を除く): 10385962

約数列:

[1, 2, 151, 199, 302, 331, 398, 662, 30049, 49981, 60098, 65869, 99962, 131738, 9946219, 19892438]

約数ペア:

[(1, 19892438), (2, 9946219), (151, 131738), (199, 99962), (302, 65869), (331, 60098), (398, 49981), (662, 30049)]