18022940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 41216448

約数和(自身を除く): 23193508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 673, 1030, 1339, 1346, 2060, 2678, 2692, 3365, 5356, 6695, 6730, 8749, 13390, 13460, 17498, 26780, 34996, 43745, 69319, 87490, 138638, 174980, 277276, 346595, 693190, 901147, 1386380, 1802294, 3604588, 4505735, 9011470, 18022940]

約数ペア:

[(1, 18022940), (2, 9011470), (4, 4505735), (5, 3604588), (10, 1802294), (13, 1386380), (20, 901147), (26, 693190), (52, 346595), (65, 277276), (103, 174980), (130, 138638), (206, 87490), (260, 69319), (412, 43745), (515, 34996), (673, 26780), (1030, 17498), (1339, 13460), (1346, 13390), (2060, 8749), (2678, 6730), (2692, 6695), (3365, 5356)]