19915176

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 52476480

約数和(自身を除く): 32561304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 41, 74, 82, 111, 123, 148, 164, 222, 246, 296, 328, 444, 492, 547, 888, 984, 1094, 1517, 1641, 2188, 3034, 3282, 4376, 4551, 6068, 6564, 9102, 12136, 13128, 18204, 20239, 22427, 36408, 40478, 44854, 60717, 67281, 80956, 89708, 121434, 134562, 161912, 179416, 242868, 269124, 485736, 538248, 829799, 1659598, 2489397, 3319196, 4978794, 6638392, 9957588, 19915176]

約数ペア:

[(1, 19915176), (2, 9957588), (3, 6638392), (4, 4978794), (6, 3319196), (8, 2489397), (12, 1659598), (24, 829799), (37, 538248), (41, 485736), (74, 269124), (82, 242868), (111, 179416), (123, 161912), (148, 134562), (164, 121434), (222, 89708), (246, 80956), (296, 67281), (328, 60717), (444, 44854), (492, 40478), (547, 36408), (888, 22427), (984, 20239), (1094, 18204), (1517, 13128), (1641, 12136), (2188, 9102), (3034, 6564), (3282, 6068), (4376, 4551)]