18735418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11813}}^1$

素因数の和:11889

約数の個数: 16

約数和(自身を含む): 30763656

約数和(自身を除く): 12028238

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 11813, 23626, 153569, 307138, 720593, 1441186, 9367709, 18735418]

約数ペア:

[(1, 18735418), (2, 9367709), (13, 1441186), (26, 720593), (61, 307138), (122, 153569), (793, 23626), (1586, 11813)]