1978742

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 16

約数和(自身を含む): 3099600

約数和(自身を除く): 1120858

約数列:

[1, 2, 41, 59, 82, 118, 409, 818, 2419, 4838, 16769, 24131, 33538, 48262, 989371, 1978742]

約数ペア:

[(1, 1978742), (2, 989371), (41, 48262), (59, 33538), (82, 24131), (118, 16769), (409, 4838), (818, 2419)]