18141690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{86389}}^1$

素因数の和:86406

約数の個数: 32

約数和(自身を含む): 49760640

約数和(自身を除く): 31618950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 86389, 172778, 259167, 431945, 518334, 604723, 863890, 1209446, 1295835, 1814169, 2591670, 3023615, 3628338, 6047230, 9070845, 18141690]

約数ペア:

[(1, 18141690), (2, 9070845), (3, 6047230), (5, 3628338), (6, 3023615), (7, 2591670), (10, 1814169), (14, 1295835), (15, 1209446), (21, 863890), (30, 604723), (35, 518334), (42, 431945), (70, 259167), (105, 172778), (210, 86389)]