18928304

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17657}}^1$

素因数の和:17732

約数の個数: 20

約数和(自身を含む): 37223064

約数和(自身を除く): 18294760

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17657, 35314, 70628, 141256, 282512, 1183019, 2366038, 4732076, 9464152, 18928304]

約数ペア:

[(1, 18928304), (2, 9464152), (4, 4732076), (8, 2366038), (16, 1183019), (67, 282512), (134, 141256), (268, 70628), (536, 35314), (1072, 17657)]