19497816

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:625

約数の個数: 96

約数和(自身を含む): 58509360

約数和(自身を除く): 39011544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 52, 72, 74, 78, 104, 111, 117, 148, 156, 222, 234, 296, 312, 333, 444, 468, 481, 563, 666, 888, 936, 962, 1126, 1332, 1443, 1689, 1924, 2252, 2664, 2886, 3378, 3848, 4329, 4504, 5067, 5772, 6756, 7319, 8658, 10134, 11544, 13512, 14638, 17316, 20268, 20831, 21957, 29276, 34632, 40536, 41662, 43914, 58552, 62493, 65871, 83324, 87828, 124986, 131742, 166648, 175656, 187479, 249972, 263484, 270803, 374958, 499944, 526968, 541606, 749916, 812409, 1083212, 1499832, 1624818, 2166424, 2437227, 3249636, 4874454, 6499272, 9748908, 19497816]

約数ペア:

[(1, 19497816), (2, 9748908), (3, 6499272), (4, 4874454), (6, 3249636), (8, 2437227), (9, 2166424), (12, 1624818), (13, 1499832), (18, 1083212), (24, 812409), (26, 749916), (36, 541606), (37, 526968), (39, 499944), (52, 374958), (72, 270803), (74, 263484), (78, 249972), (104, 187479), (111, 175656), (117, 166648), (148, 131742), (156, 124986), (222, 87828), (234, 83324), (296, 65871), (312, 62493), (333, 58552), (444, 43914), (468, 41662), (481, 40536), (563, 34632), (666, 29276), (888, 21957), (936, 20831), (962, 20268), (1126, 17316), (1332, 14638), (1443, 13512), (1689, 11544), (1924, 10134), (2252, 8658), (2664, 7319), (2886, 6756), (3378, 5772), (3848, 5067), (4329, 4504)]