18917970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13417}}^1$

素因数の和:13474

約数の個数: 32

約数和(自身を含む): 46372608

約数和(自身を除く): 27454638

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 13417, 26834, 40251, 67085, 80502, 134170, 201255, 402510, 630599, 1261198, 1891797, 3152995, 3783594, 6305990, 9458985, 18917970]

約数ペア:

[(1, 18917970), (2, 9458985), (3, 6305990), (5, 3783594), (6, 3152995), (10, 1891797), (15, 1261198), (30, 630599), (47, 402510), (94, 201255), (141, 134170), (235, 80502), (282, 67085), (470, 40251), (705, 26834), (1410, 13417)]