23205728

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{613}}^1$

素因数の和:656

約数の個数: 72

約数和(自身を含む): 56630448

約数和(自身を除く): 33424720

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 613, 676, 728, 1183, 1226, 1352, 1456, 2366, 2452, 2704, 2912, 4291, 4732, 4904, 5408, 7969, 8582, 9464, 9808, 15938, 17164, 18928, 19616, 31876, 34328, 37856, 55783, 63752, 68656, 103597, 111566, 127504, 137312, 207194, 223132, 255008, 414388, 446264, 725179, 828776, 892528, 1450358, 1657552, 1785056, 2900716, 3315104, 5801432, 11602864, 23205728]

約数ペア:

[(1, 23205728), (2, 11602864), (4, 5801432), (7, 3315104), (8, 2900716), (13, 1785056), (14, 1657552), (16, 1450358), (26, 892528), (28, 828776), (32, 725179), (52, 446264), (56, 414388), (91, 255008), (104, 223132), (112, 207194), (169, 137312), (182, 127504), (208, 111566), (224, 103597), (338, 68656), (364, 63752), (416, 55783), (613, 37856), (676, 34328), (728, 31876), (1183, 19616), (1226, 18928), (1352, 17164), (1456, 15938), (2366, 9808), (2452, 9464), (2704, 8582), (2912, 7969), (4291, 5408), (4732, 4904)]