20707488

素因数分解:

$2^5\times 3^5\times {\mathrm{2663}}^1$

素因数の和:2688

約数の個数: 72

約数和(自身を含む): 61090848

約数和(自身を除く): 40383360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 2663, 3888, 5326, 7776, 7989, 10652, 15978, 21304, 23967, 31956, 42608, 47934, 63912, 71901, 85216, 95868, 127824, 143802, 191736, 215703, 255648, 287604, 383472, 431406, 575208, 647109, 766944, 862812, 1150416, 1294218, 1725624, 2300832, 2588436, 3451248, 5176872, 6902496, 10353744, 20707488]

約数ペア:

[(1, 20707488), (2, 10353744), (3, 6902496), (4, 5176872), (6, 3451248), (8, 2588436), (9, 2300832), (12, 1725624), (16, 1294218), (18, 1150416), (24, 862812), (27, 766944), (32, 647109), (36, 575208), (48, 431406), (54, 383472), (72, 287604), (81, 255648), (96, 215703), (108, 191736), (144, 143802), (162, 127824), (216, 95868), (243, 85216), (288, 71901), (324, 63912), (432, 47934), (486, 42608), (648, 31956), (864, 23967), (972, 21304), (1296, 15978), (1944, 10652), (2592, 7989), (2663, 7776), (3888, 5326)]