18083221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 20490624

約数和(自身を除く): 2407403

約数列:

[1, 13, 23, 197, 299, 307, 2561, 3991, 4531, 7061, 58903, 60479, 91793, 786227, 1391017, 18083221]

約数ペア:

[(1, 18083221), (13, 1391017), (23, 786227), (197, 91793), (299, 60479), (307, 58903), (2561, 7061), (3991, 4531)]