18117060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23227}}^1$

素因数の和:23252

約数の個数: 48

約数和(自身を含む): 54632256

約数和(自身を除く): 36515196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23227, 46454, 69681, 92908, 116135, 139362, 232270, 278724, 301951, 348405, 464540, 603902, 696810, 905853, 1207804, 1393620, 1509755, 1811706, 3019510, 3623412, 4529265, 6039020, 9058530, 18117060]

約数ペア:

[(1, 18117060), (2, 9058530), (3, 6039020), (4, 4529265), (5, 3623412), (6, 3019510), (10, 1811706), (12, 1509755), (13, 1393620), (15, 1207804), (20, 905853), (26, 696810), (30, 603902), (39, 464540), (52, 348405), (60, 301951), (65, 278724), (78, 232270), (130, 139362), (156, 116135), (195, 92908), (260, 69681), (390, 46454), (780, 23227)]