18953890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{46229}}^1$

素因数の和:46277

約数の個数: 16

約数和(自身を含む): 34949880

約数和(自身を除く): 15995990

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 46229, 92458, 231145, 462290, 1895389, 3790778, 9476945, 18953890]

約数ペア:

[(1, 18953890), (2, 9476945), (5, 3790778), (10, 1895389), (41, 462290), (82, 231145), (205, 92458), (410, 46229)]