203661209

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1373}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 221378880

約数和(自身を除く): 17717671

約数列:

[1, 19, 37, 211, 703, 1373, 4009, 7807, 26087, 50801, 148333, 289703, 965219, 5504357, 10719011, 203661209]

約数ペア:

[(1, 203661209), (19, 10719011), (37, 5504357), (211, 965219), (703, 289703), (1373, 148333), (4009, 50801), (7807, 26087)]