20526384

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 56782080

約数和(自身を除く): 36255696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 71, 76, 114, 142, 152, 213, 228, 284, 304, 317, 426, 456, 568, 634, 852, 912, 951, 1136, 1268, 1349, 1704, 1902, 2536, 2698, 3408, 3804, 4047, 5072, 5396, 6023, 7608, 8094, 10792, 12046, 15216, 16188, 18069, 21584, 22507, 24092, 32376, 36138, 45014, 48184, 64752, 67521, 72276, 90028, 96368, 135042, 144552, 180056, 270084, 289104, 360112, 427633, 540168, 855266, 1080336, 1282899, 1710532, 2565798, 3421064, 5131596, 6842128, 10263192, 20526384]

約数ペア:

[(1, 20526384), (2, 10263192), (3, 6842128), (4, 5131596), (6, 3421064), (8, 2565798), (12, 1710532), (16, 1282899), (19, 1080336), (24, 855266), (38, 540168), (48, 427633), (57, 360112), (71, 289104), (76, 270084), (114, 180056), (142, 144552), (152, 135042), (213, 96368), (228, 90028), (284, 72276), (304, 67521), (317, 64752), (426, 48184), (456, 45014), (568, 36138), (634, 32376), (852, 24092), (912, 22507), (951, 21584), (1136, 18069), (1268, 16188), (1349, 15216), (1704, 12046), (1902, 10792), (2536, 8094), (2698, 7608), (3408, 6023), (3804, 5396), (4047, 5072)]