18928680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157739}}^1$

素因数の和:157753

約数の個数: 32

約数和(自身を含む): 56786400

約数和(自身を除く): 37857720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157739, 315478, 473217, 630956, 788695, 946434, 1261912, 1577390, 1892868, 2366085, 3154780, 3785736, 4732170, 6309560, 9464340, 18928680]

約数ペア:

[(1, 18928680), (2, 9464340), (3, 6309560), (4, 4732170), (5, 3785736), (6, 3154780), (8, 2366085), (10, 1892868), (12, 1577390), (15, 1261912), (20, 946434), (24, 788695), (30, 630956), (40, 473217), (60, 315478), (120, 157739)]