18743158

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2273}}^1$

素因数の和:2332

約数の個数: 32

約数和(自身を含む): 34928640

約数和(自身を除く): 16185482

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 2273, 4123, 4546, 8246, 15911, 31822, 43187, 70463, 86374, 140926, 302309, 493241, 604618, 986482, 1338797, 2677594, 9371579, 18743158]

約数ペア:

[(1, 18743158), (2, 9371579), (7, 2677594), (14, 1338797), (19, 986482), (31, 604618), (38, 493241), (62, 302309), (133, 140926), (217, 86374), (266, 70463), (434, 43187), (589, 31822), (1178, 15911), (2273, 8246), (4123, 4546)]