20182659

素因数分解:

$3^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{547}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 31485888

約数和(自身を除く): 11303229

約数列:

[1, 3, 7, 21, 49, 147, 251, 547, 753, 1641, 1757, 3829, 5271, 11487, 12299, 26803, 36897, 80409, 137297, 411891, 961079, 2883237, 6727553, 20182659]

約数ペア:

[(1, 20182659), (3, 6727553), (7, 2883237), (21, 961079), (49, 411891), (147, 137297), (251, 80409), (547, 36897), (753, 26803), (1641, 12299), (1757, 11487), (3829, 5271)]