19099992

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 49713120

約数和(自身を除く): 30613128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 137, 148, 157, 222, 274, 296, 314, 411, 444, 471, 548, 628, 822, 888, 942, 1096, 1256, 1644, 1884, 3288, 3768, 5069, 5809, 10138, 11618, 15207, 17427, 20276, 21509, 23236, 30414, 34854, 40552, 43018, 46472, 60828, 64527, 69708, 86036, 121656, 129054, 139416, 172072, 258108, 516216, 795833, 1591666, 2387499, 3183332, 4774998, 6366664, 9549996, 19099992]

約数ペア:

[(1, 19099992), (2, 9549996), (3, 6366664), (4, 4774998), (6, 3183332), (8, 2387499), (12, 1591666), (24, 795833), (37, 516216), (74, 258108), (111, 172072), (137, 139416), (148, 129054), (157, 121656), (222, 86036), (274, 69708), (296, 64527), (314, 60828), (411, 46472), (444, 43018), (471, 40552), (548, 34854), (628, 30414), (822, 23236), (888, 21509), (942, 20276), (1096, 17427), (1256, 15207), (1644, 11618), (1884, 10138), (3288, 5809), (3768, 5069)]