18315018

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 43856640

約数和(自身を除く): 25541622

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 71, 102, 142, 153, 213, 281, 306, 426, 459, 562, 639, 843, 918, 1207, 1278, 1686, 1917, 2414, 2529, 3621, 3834, 4777, 5058, 7242, 7587, 9554, 10863, 14331, 15174, 19951, 21726, 28662, 32589, 39902, 42993, 59853, 65178, 85986, 119706, 128979, 179559, 257958, 339167, 359118, 538677, 678334, 1017501, 1077354, 2035002, 3052503, 6105006, 9157509, 18315018]

約数ペア:

[(1, 18315018), (2, 9157509), (3, 6105006), (6, 3052503), (9, 2035002), (17, 1077354), (18, 1017501), (27, 678334), (34, 538677), (51, 359118), (54, 339167), (71, 257958), (102, 179559), (142, 128979), (153, 119706), (213, 85986), (281, 65178), (306, 59853), (426, 42993), (459, 39902), (562, 32589), (639, 28662), (843, 21726), (918, 19951), (1207, 15174), (1278, 14331), (1686, 10863), (1917, 9554), (2414, 7587), (2529, 7242), (3621, 5058), (3834, 4777)]