18789535

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1283}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 23574240

約数和(自身を除く): 4784705

約数列:

[1, 5, 29, 101, 145, 505, 1283, 2929, 6415, 14645, 37207, 129583, 186035, 647915, 3757907, 18789535]

約数ペア:

[(1, 18789535), (5, 3757907), (29, 647915), (101, 186035), (145, 129583), (505, 37207), (1283, 14645), (2929, 6415)]