19321656

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 55987200

約数和(自身を除く): 36665544

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 29, 34, 46, 51, 58, 68, 69, 71, 87, 92, 102, 116, 136, 138, 142, 174, 184, 204, 213, 232, 276, 284, 348, 391, 408, 426, 493, 552, 568, 667, 696, 782, 852, 986, 1173, 1207, 1334, 1479, 1564, 1633, 1704, 1972, 2001, 2059, 2346, 2414, 2668, 2958, 3128, 3266, 3621, 3944, 4002, 4118, 4692, 4828, 4899, 5336, 5916, 6177, 6532, 7242, 8004, 8236, 9384, 9656, 9798, 11339, 11832, 12354, 13064, 14484, 16008, 16472, 19596, 22678, 24708, 27761, 28968, 34017, 35003, 39192, 45356, 47357, 49416, 55522, 68034, 70006, 83283, 90712, 94714, 105009, 111044, 136068, 140012, 142071, 166566, 189428, 210018, 222088, 272136, 280024, 284142, 333132, 378856, 420036, 568284, 666264, 805069, 840072, 1136568, 1610138, 2415207, 3220276, 4830414, 6440552, 9660828, 19321656]

約数ペア:

[(1, 19321656), (2, 9660828), (3, 6440552), (4, 4830414), (6, 3220276), (8, 2415207), (12, 1610138), (17, 1136568), (23, 840072), (24, 805069), (29, 666264), (34, 568284), (46, 420036), (51, 378856), (58, 333132), (68, 284142), (69, 280024), (71, 272136), (87, 222088), (92, 210018), (102, 189428), (116, 166566), (136, 142071), (138, 140012), (142, 136068), (174, 111044), (184, 105009), (204, 94714), (213, 90712), (232, 83283), (276, 70006), (284, 68034), (348, 55522), (391, 49416), (408, 47357), (426, 45356), (493, 39192), (552, 35003), (568, 34017), (667, 28968), (696, 27761), (782, 24708), (852, 22678), (986, 19596), (1173, 16472), (1207, 16008), (1334, 14484), (1479, 13064), (1564, 12354), (1633, 11832), (1704, 11339), (1972, 9798), (2001, 9656), (2059, 9384), (2346, 8236), (2414, 8004), (2668, 7242), (2958, 6532), (3128, 6177), (3266, 5916), (3621, 5336), (3944, 4899), (4002, 4828), (4118, 4692)]