18242490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{86869}}^1$

素因数の和:86886

約数の個数: 32

約数和(自身を含む): 50037120

約数和(自身を除く): 31794630

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 86869, 173738, 260607, 434345, 521214, 608083, 868690, 1216166, 1303035, 1824249, 2606070, 3040415, 3648498, 6080830, 9121245, 18242490]

約数ペア:

[(1, 18242490), (2, 9121245), (3, 6080830), (5, 3648498), (6, 3040415), (7, 2606070), (10, 1824249), (14, 1303035), (15, 1216166), (21, 868690), (30, 608083), (35, 521214), (42, 434345), (70, 260607), (105, 173738), (210, 86869)]