19551224

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1867}}^1$

素因数の和:1908

約数の個数: 64

約数和(自身を含む): 48418560

約数和(自身を除く): 28867336

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 476, 616, 748, 952, 1309, 1496, 1867, 2618, 3734, 5236, 7468, 10472, 13069, 14936, 20537, 26138, 31739, 41074, 52276, 63478, 82148, 104552, 126956, 143759, 164296, 222173, 253912, 287518, 349129, 444346, 575036, 698258, 888692, 1150072, 1396516, 1777384, 2443903, 2793032, 4887806, 9775612, 19551224]

約数ペア:

[(1, 19551224), (2, 9775612), (4, 4887806), (7, 2793032), (8, 2443903), (11, 1777384), (14, 1396516), (17, 1150072), (22, 888692), (28, 698258), (34, 575036), (44, 444346), (56, 349129), (68, 287518), (77, 253912), (88, 222173), (119, 164296), (136, 143759), (154, 126956), (187, 104552), (238, 82148), (308, 63478), (374, 52276), (476, 41074), (616, 31739), (748, 26138), (952, 20537), (1309, 14936), (1496, 13069), (1867, 10472), (2618, 7468), (3734, 5236)]