18000605

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 8264995

約数列:

[1, 5, 7, 23, 35, 59, 115, 161, 295, 379, 413, 805, 1357, 1895, 2065, 2653, 6785, 8717, 9499, 13265, 22361, 43585, 47495, 61019, 111805, 156527, 305095, 514303, 782635, 2571515, 3600121, 18000605]

約数ペア:

[(1, 18000605), (5, 3600121), (7, 2571515), (23, 782635), (35, 514303), (59, 305095), (115, 156527), (161, 111805), (295, 61019), (379, 47495), (413, 43585), (805, 22361), (1357, 13265), (1895, 9499), (2065, 8717), (2653, 6785)]