19880098

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{7933}}^1$

素因数の和:8121

約数の個数: 16

約数和(自身を含む): 34274880

約数和(自身を除く): 14394782

約数列:

[1, 2, 7, 14, 179, 358, 1253, 2506, 7933, 15866, 55531, 111062, 1420007, 2840014, 9940049, 19880098]

約数ペア:

[(1, 19880098), (2, 9940049), (7, 2840014), (14, 1420007), (179, 111062), (358, 55531), (1253, 15866), (2506, 7933)]