20927322

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:569

約数の個数: 80

約数和(自身を含む): 53259360

約数和(自身を除く): 32332038

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 81, 114, 117, 162, 171, 234, 247, 342, 351, 494, 513, 523, 702, 741, 1026, 1046, 1053, 1482, 1539, 1569, 2106, 2223, 3078, 3138, 4446, 4707, 6669, 6799, 9414, 9937, 13338, 13598, 14121, 19874, 20007, 20397, 28242, 29811, 40014, 40794, 42363, 59622, 61191, 84726, 89433, 122382, 129181, 178866, 183573, 258362, 268299, 367146, 387543, 536598, 550719, 775086, 804897, 1101438, 1162629, 1609794, 2325258, 3487887, 6975774, 10463661, 20927322]

約数ペア:

[(1, 20927322), (2, 10463661), (3, 6975774), (6, 3487887), (9, 2325258), (13, 1609794), (18, 1162629), (19, 1101438), (26, 804897), (27, 775086), (38, 550719), (39, 536598), (54, 387543), (57, 367146), (78, 268299), (81, 258362), (114, 183573), (117, 178866), (162, 129181), (171, 122382), (234, 89433), (247, 84726), (342, 61191), (351, 59622), (494, 42363), (513, 40794), (523, 40014), (702, 29811), (741, 28242), (1026, 20397), (1046, 20007), (1053, 19874), (1482, 14121), (1539, 13598), (1569, 13338), (2106, 9937), (2223, 9414), (3078, 6799), (3138, 6669), (4446, 4707)]