18316165

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 26712576

約数和(自身を除く): 8396411

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 373, 427, 805, 1403, 1865, 2135, 2611, 7015, 8579, 9821, 13055, 22753, 42895, 49105, 60053, 113765, 159271, 300265, 523319, 796355, 2616595, 3663233, 18316165]

約数ペア:

[(1, 18316165), (5, 3663233), (7, 2616595), (23, 796355), (35, 523319), (61, 300265), (115, 159271), (161, 113765), (305, 60053), (373, 49105), (427, 42895), (805, 22753), (1403, 13055), (1865, 9821), (2135, 8579), (2611, 7015)]