20159418

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{977}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 42719040

約数和(自身を除く): 22559622

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 181, 362, 543, 977, 1086, 1954, 2931, 3439, 5862, 6878, 10317, 18563, 20634, 37126, 55689, 111378, 176837, 353674, 530511, 1061022, 3359903, 6719806, 10079709, 20159418]

約数ペア:

[(1, 20159418), (2, 10079709), (3, 6719806), (6, 3359903), (19, 1061022), (38, 530511), (57, 353674), (114, 176837), (181, 111378), (362, 55689), (543, 37126), (977, 20634), (1086, 18563), (1954, 10317), (2931, 6878), (3439, 5862)]