18207848

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 35397000

約数和(自身を除く): 17189152

約数列:

[1, 2, 4, 8, 37, 74, 137, 148, 274, 296, 449, 548, 898, 1096, 1796, 3592, 5069, 10138, 16613, 20276, 33226, 40552, 61513, 66452, 123026, 132904, 246052, 492104, 2275981, 4551962, 9103924, 18207848]

約数ペア:

[(1, 18207848), (2, 9103924), (4, 4551962), (8, 2275981), (37, 492104), (74, 246052), (137, 132904), (148, 123026), (274, 66452), (296, 61513), (449, 40552), (548, 33226), (898, 20276), (1096, 16613), (1796, 10138), (3592, 5069)]