19210202

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:674

約数の個数: 24

約数和(自身を含む): 31932768

約数和(自身を除く): 12722566

約数列:

[1, 2, 11, 22, 121, 163, 242, 326, 487, 974, 1793, 3586, 5357, 10714, 19723, 39446, 58927, 79381, 117854, 158762, 873191, 1746382, 9605101, 19210202]

約数ペア:

[(1, 19210202), (2, 9605101), (11, 1746382), (22, 873191), (121, 158762), (163, 117854), (242, 79381), (326, 58927), (487, 39446), (974, 19723), (1793, 10714), (3586, 5357)]