1977221906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{99089}}^1$

素因数の和:100009

約数の個数: 16

約数和(自身を含む): 3239053920

約数和(自身を除く): 1261832014

約数列:

[1, 2, 11, 22, 907, 1814, 9977, 19954, 99089, 198178, 1089979, 2179958, 89873723, 179747446, 988610953, 1977221906]

約数ペア:

[(1, 1977221906), (2, 988610953), (11, 179747446), (22, 89873723), (907, 2179958), (1814, 1089979), (9977, 198178), (19954, 99089)]