18681768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 58556160

約数和(自身を除く): 39874392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 101, 126, 168, 202, 252, 303, 367, 404, 504, 606, 707, 734, 808, 909, 1101, 1212, 1414, 1468, 1818, 2121, 2202, 2424, 2569, 2828, 2936, 3303, 3636, 4242, 4404, 5138, 5656, 6363, 6606, 7272, 7707, 8484, 8808, 10276, 12726, 13212, 15414, 16968, 20552, 23121, 25452, 26424, 30828, 37067, 46242, 50904, 61656, 74134, 92484, 111201, 148268, 184968, 222402, 259469, 296536, 333603, 444804, 518938, 667206, 778407, 889608, 1037876, 1334412, 1556814, 2075752, 2335221, 2668824, 3113628, 4670442, 6227256, 9340884, 18681768]

約数ペア:

[(1, 18681768), (2, 9340884), (3, 6227256), (4, 4670442), (6, 3113628), (7, 2668824), (8, 2335221), (9, 2075752), (12, 1556814), (14, 1334412), (18, 1037876), (21, 889608), (24, 778407), (28, 667206), (36, 518938), (42, 444804), (56, 333603), (63, 296536), (72, 259469), (84, 222402), (101, 184968), (126, 148268), (168, 111201), (202, 92484), (252, 74134), (303, 61656), (367, 50904), (404, 46242), (504, 37067), (606, 30828), (707, 26424), (734, 25452), (808, 23121), (909, 20552), (1101, 16968), (1212, 15414), (1414, 13212), (1468, 12726), (1818, 10276), (2121, 8808), (2202, 8484), (2424, 7707), (2569, 7272), (2828, 6606), (2936, 6363), (3303, 5656), (3636, 5138), (4242, 4404)]