20552168

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 50034600

約数和(自身を除く): 29482432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 49, 52, 56, 74, 91, 98, 104, 109, 148, 182, 196, 218, 259, 296, 364, 392, 436, 481, 518, 637, 728, 763, 872, 962, 1036, 1274, 1417, 1526, 1813, 1924, 2072, 2548, 2834, 3052, 3367, 3626, 3848, 4033, 5096, 5341, 5668, 6104, 6734, 7252, 8066, 9919, 10682, 11336, 13468, 14504, 16132, 19838, 21364, 23569, 26936, 28231, 32264, 39676, 42728, 47138, 52429, 56462, 69433, 79352, 94276, 104858, 112924, 138866, 188552, 197617, 209716, 225848, 277732, 367003, 395234, 419432, 555464, 734006, 790468, 1468012, 1580936, 2569021, 2936024, 5138042, 10276084, 20552168]

約数ペア:

[(1, 20552168), (2, 10276084), (4, 5138042), (7, 2936024), (8, 2569021), (13, 1580936), (14, 1468012), (26, 790468), (28, 734006), (37, 555464), (49, 419432), (52, 395234), (56, 367003), (74, 277732), (91, 225848), (98, 209716), (104, 197617), (109, 188552), (148, 138866), (182, 112924), (196, 104858), (218, 94276), (259, 79352), (296, 69433), (364, 56462), (392, 52429), (436, 47138), (481, 42728), (518, 39676), (637, 32264), (728, 28231), (763, 26936), (872, 23569), (962, 21364), (1036, 19838), (1274, 16132), (1417, 14504), (1526, 13468), (1813, 11336), (1924, 10682), (2072, 9919), (2548, 8066), (2834, 7252), (3052, 6734), (3367, 6104), (3626, 5668), (3848, 5341), (4033, 5096)]