20194649968

素因数分解:

$2^4\times {\mathrm{77801}}^1\times {\mathrm{16223}}^1$

素因数の和:94032

約数の個数: 20

約数和(自身を含む): 39130049088

約数和(自身を除く): 18935399120

約数列:

[1, 2, 4, 8, 16, 16223, 32446, 64892, 77801, 129784, 155602, 259568, 311204, 622408, 1244816, 1262165623, 2524331246, 5048662492, 10097324984, 20194649968]

約数ペア:

[(1, 20194649968), (2, 10097324984), (4, 5048662492), (8, 2524331246), (16, 1262165623), (16223, 1244816), (32446, 622408), (64892, 311204), (77801, 259568), (129784, 155602)]