18425414

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 32710656

約数和(自身を除く): 14285242

約数列:

[1, 2, 7, 14, 43, 86, 127, 241, 254, 301, 482, 602, 889, 1687, 1778, 3374, 5461, 10363, 10922, 20726, 30607, 38227, 61214, 72541, 76454, 145082, 214249, 428498, 1316101, 2632202, 9212707, 18425414]

約数ペア:

[(1, 18425414), (2, 9212707), (7, 2632202), (14, 1316101), (43, 428498), (86, 214249), (127, 145082), (241, 76454), (254, 72541), (301, 61214), (482, 38227), (602, 30607), (889, 20726), (1687, 10922), (1778, 10363), (3374, 5461)]