2017698820

素因数分解:

$2^2\times 5^1\times {\mathrm{3221}}^1\times {\mathrm{31321}}^1$

素因数の和:34551

約数の個数: 24

約数和(自身を含む): 4238618328

約数和(自身を除く): 2220919508

約数列:

[1, 2, 4, 5, 10, 20, 3221, 6442, 12884, 16105, 31321, 32210, 62642, 64420, 125284, 156605, 313210, 626420, 100884941, 201769882, 403539764, 504424705, 1008849410, 2017698820]

約数ペア:

[(1, 2017698820), (2, 1008849410), (4, 504424705), (5, 403539764), (10, 201769882), (20, 100884941), (3221, 626420), (6442, 313210), (12884, 156605), (16105, 125284), (31321, 64420), (32210, 62642)]