18623788

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 33442304

約数和(自身を除く): 14818516

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 601, 1202, 2404, 7747, 15494, 30988, 36661, 73322, 76327, 146644, 152654, 305308, 4655947, 9311894, 18623788]

約数ペア:

[(1, 18623788), (2, 9311894), (4, 4655947), (61, 305308), (122, 152654), (127, 146644), (244, 76327), (254, 73322), (508, 36661), (601, 30988), (1202, 15494), (2404, 7747)]