20940768

素因数分解:

$2^5\times 3^5\times {\mathrm{2693}}^1$

素因数の和:2718

約数の個数: 72

約数和(自身を含む): 61778808

約数和(自身を除く): 40838040

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, 2693, 3888, 5386, 7776, 8079, 10772, 16158, 21544, 24237, 32316, 43088, 48474, 64632, 72711, 86176, 96948, 129264, 145422, 193896, 218133, 258528, 290844, 387792, 436266, 581688, 654399, 775584, 872532, 1163376, 1308798, 1745064, 2326752, 2617596, 3490128, 5235192, 6980256, 10470384, 20940768]

約数ペア:

[(1, 20940768), (2, 10470384), (3, 6980256), (4, 5235192), (6, 3490128), (8, 2617596), (9, 2326752), (12, 1745064), (16, 1308798), (18, 1163376), (24, 872532), (27, 775584), (32, 654399), (36, 581688), (48, 436266), (54, 387792), (72, 290844), (81, 258528), (96, 218133), (108, 193896), (144, 145422), (162, 129264), (216, 96948), (243, 86176), (288, 72711), (324, 64632), (432, 48474), (486, 43088), (648, 32316), (864, 24237), (972, 21544), (1296, 16158), (1944, 10772), (2592, 8079), (2693, 7776), (3888, 5386)]