2019647902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{871289}}^1$

素因数の和:871371

約数の個数: 16

約数和(自身を含む): 3241198800

約数和(自身を除く): 1221550898

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 871289, 1742578, 16554491, 33108982, 53148629, 106297258, 1009823951, 2019647902]

約数ペア:

[(1, 2019647902), (2, 1009823951), (19, 106297258), (38, 53148629), (61, 33108982), (122, 16554491), (1159, 1742578), (2318, 871289)]