19995978

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{196039}}^1$

素因数の和:196061

約数の個数: 16

約数和(自身を含む): 42344640

約数和(自身を除く): 22348662

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 196039, 392078, 588117, 1176234, 3332663, 6665326, 9997989, 19995978]

約数ペア:

[(1, 19995978), (2, 9997989), (3, 6665326), (6, 3332663), (17, 1176234), (34, 588117), (51, 392078), (102, 196039)]