18643796

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 33513480

約数和(自身を除く): 14869684

約数列:

[1, 2, 4, 61, 109, 122, 218, 244, 436, 701, 1402, 2804, 6649, 13298, 26596, 42761, 76409, 85522, 152818, 171044, 305636, 4660949, 9321898, 18643796]

約数ペア:

[(1, 18643796), (2, 9321898), (4, 4660949), (61, 305636), (109, 171044), (122, 152818), (218, 85522), (244, 76409), (436, 42761), (701, 26596), (1402, 13298), (2804, 6649)]