18485428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4283}}^1$

素因数の和:4383

約数の個数: 24

約数和(自身を含む): 35265888

約数和(自身を除く): 16780460

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4283, 4316, 8566, 17132, 55679, 111358, 222716, 355489, 710978, 1421956, 4621357, 9242714, 18485428]

約数ペア:

[(1, 18485428), (2, 9242714), (4, 4621357), (13, 1421956), (26, 710978), (52, 355489), (83, 222716), (166, 111358), (332, 55679), (1079, 17132), (2158, 8566), (4283, 4316)]