19842968

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{15217}}^1$

素因数の和:15386

約数の個数: 16

約数和(自身を含む): 37436280

約数和(自身を除く): 17593312

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 15217, 30434, 60868, 121736, 2480371, 4960742, 9921484, 19842968]

約数ペア:

[(1, 19842968), (2, 9921484), (4, 4960742), (8, 2480371), (163, 121736), (326, 60868), (652, 30434), (1304, 15217)]