30309968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{145721}}^1$

素因数の和:145742

約数の個数: 20

約数和(自身を含む): 63243348

約数和(自身を除く): 32933380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 145721, 291442, 582884, 1165768, 1894373, 2331536, 3788746, 7577492, 15154984, 30309968]

約数ペア:

[(1, 30309968), (2, 15154984), (4, 7577492), (8, 3788746), (13, 2331536), (16, 1894373), (26, 1165768), (52, 582884), (104, 291442), (208, 145721)]