18377970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47123}}^1$

素因数の和:47146

約数の個数: 32

約数和(自身を含む): 47500992

約数和(自身を除く): 29123022

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47123, 94246, 141369, 235615, 282738, 471230, 612599, 706845, 1225198, 1413690, 1837797, 3062995, 3675594, 6125990, 9188985, 18377970]

約数ペア:

[(1, 18377970), (2, 9188985), (3, 6125990), (5, 3675594), (6, 3062995), (10, 1837797), (13, 1413690), (15, 1225198), (26, 706845), (30, 612599), (39, 471230), (65, 282738), (78, 235615), (130, 141369), (195, 94246), (390, 47123)]