17997984

素因数分解:

$2^5\times 3^3\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 54008640

約数和(自身を除く): 36010656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 72, 74, 96, 108, 111, 144, 148, 216, 222, 288, 296, 333, 432, 444, 563, 592, 666, 864, 888, 999, 1126, 1184, 1332, 1689, 1776, 1998, 2252, 2664, 3378, 3552, 3996, 4504, 5067, 5328, 6756, 7992, 9008, 10134, 10656, 13512, 15201, 15984, 18016, 20268, 20831, 27024, 30402, 31968, 40536, 41662, 54048, 60804, 62493, 81072, 83324, 121608, 124986, 162144, 166648, 187479, 243216, 249972, 333296, 374958, 486432, 499944, 562437, 666592, 749916, 999888, 1124874, 1499832, 1999776, 2249748, 2999664, 4499496, 5999328, 8998992, 17997984]

約数ペア:

[(1, 17997984), (2, 8998992), (3, 5999328), (4, 4499496), (6, 2999664), (8, 2249748), (9, 1999776), (12, 1499832), (16, 1124874), (18, 999888), (24, 749916), (27, 666592), (32, 562437), (36, 499944), (37, 486432), (48, 374958), (54, 333296), (72, 249972), (74, 243216), (96, 187479), (108, 166648), (111, 162144), (144, 124986), (148, 121608), (216, 83324), (222, 81072), (288, 62493), (296, 60804), (333, 54048), (432, 41662), (444, 40536), (563, 31968), (592, 30402), (666, 27024), (864, 20831), (888, 20268), (999, 18016), (1126, 15984), (1184, 15201), (1332, 13512), (1689, 10656), (1776, 10134), (1998, 9008), (2252, 7992), (2664, 6756), (3378, 5328), (3552, 5067), (3996, 4504)]