18958295

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1013}}^1$

素因数の和:1234

約数の個数: 16

約数和(自身を含む): 24092640

約数和(自身を除く): 5134345

約数列:

[1, 5, 19, 95, 197, 985, 1013, 3743, 5065, 18715, 19247, 96235, 199561, 997805, 3791659, 18958295]

約数ペア:

[(1, 18958295), (5, 3791659), (19, 997805), (95, 199561), (197, 96235), (985, 19247), (1013, 18715), (3743, 5065)]