2019600009

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{79943}}^1$

素因数の和:80357

約数の個数: 24

約数和(自身を含む): 3342298752

約数和(自身を除く): 1322698743

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 2807, 3609, 8421, 25263, 79943, 239829, 559601, 719487, 1678803, 5036409, 32057143, 96171429, 224400001, 288514287, 673200003, 2019600009]

約数ペア:

[(1, 2019600009), (3, 673200003), (7, 288514287), (9, 224400001), (21, 96171429), (63, 32057143), (401, 5036409), (1203, 1678803), (2807, 719487), (3609, 559601), (8421, 239829), (25263, 79943)]