18156669256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1163

約数の個数: 128

約数和(自身を含む): 40124160000

約数和(自身を除く): 21967490744

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 71, 88, 136, 142, 187, 199, 284, 374, 398, 568, 748, 781, 796, 859, 1207, 1496, 1562, 1592, 1718, 2189, 2414, 3124, 3383, 3436, 4378, 4828, 6248, 6766, 6872, 8756, 9449, 9656, 13277, 13532, 14129, 14603, 17512, 18898, 26554, 27064, 28258, 29206, 37213, 37796, 53108, 56516, 58412, 60989, 74426, 75592, 106216, 113032, 116824, 121978, 148852, 155419, 160633, 170941, 240193, 243956, 297704, 310838, 321266, 341882, 480386, 487912, 621676, 642532, 670879, 683764, 960772, 1036813, 1243352, 1285064, 1341758, 1367528, 1880351, 1921544, 2073626, 2642123, 2683516, 2905997, 3760702, 4147252, 5284246, 5367032, 5811994, 7521404, 8294504, 10568492, 11404943, 11623988, 12136811, 15042808, 21136984, 22809886, 23247976, 24273622, 31965967, 45619772, 48547244, 63931934, 91239544, 97094488, 127863868, 133504921, 206325787, 255727736, 267009842, 412651574, 534019684, 825303148, 1068039368, 1650606296, 2269583657, 4539167314, 9078334628, 18156669256]

約数ペア:

[(1, 18156669256), (2, 9078334628), (4, 4539167314), (8, 2269583657), (11, 1650606296), (17, 1068039368), (22, 825303148), (34, 534019684), (44, 412651574), (68, 267009842), (71, 255727736), (88, 206325787), (136, 133504921), (142, 127863868), (187, 97094488), (199, 91239544), (284, 63931934), (374, 48547244), (398, 45619772), (568, 31965967), (748, 24273622), (781, 23247976), (796, 22809886), (859, 21136984), (1207, 15042808), (1496, 12136811), (1562, 11623988), (1592, 11404943), (1718, 10568492), (2189, 8294504), (2414, 7521404), (3124, 5811994), (3383, 5367032), (3436, 5284246), (4378, 4147252), (4828, 3760702), (6248, 2905997), (6766, 2683516), (6872, 2642123), (8756, 2073626), (9449, 1921544), (9656, 1880351), (13277, 1367528), (13532, 1341758), (14129, 1285064), (14603, 1243352), (17512, 1036813), (18898, 960772), (26554, 683764), (27064, 670879), (28258, 642532), (29206, 621676), (37213, 487912), (37796, 480386), (53108, 341882), (56516, 321266), (58412, 310838), (60989, 297704), (74426, 243956), (75592, 240193), (106216, 170941), (113032, 160633), (116824, 155419), (121978, 148852)]