18048556

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:502

約数の個数: 36

約数和(自身を含む): 34564320

約数和(自身を除く): 16515764

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 361, 431, 551, 722, 862, 1102, 1444, 1724, 2204, 8189, 10469, 12499, 16378, 20938, 24998, 32756, 41876, 49996, 155591, 237481, 311182, 474962, 622364, 949924, 4512139, 9024278, 18048556]

約数ペア:

[(1, 18048556), (2, 9024278), (4, 4512139), (19, 949924), (29, 622364), (38, 474962), (58, 311182), (76, 237481), (116, 155591), (361, 49996), (431, 41876), (551, 32756), (722, 24998), (862, 20938), (1102, 16378), (1444, 12499), (1724, 10469), (2204, 8189)]