20248918263

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18906553}}^1$

素因数の和:18906583

約数の個数: 24

約数和(自身を含む): 35393069088

約数和(自身を除く): 15144150825

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18906553, 56719659, 132345871, 170158977, 321411401, 397037613, 964234203, 1191112839, 2249879807, 2892702609, 6749639421, 20248918263]

約数ペア:

[(1, 20248918263), (3, 6749639421), (7, 2892702609), (9, 2249879807), (17, 1191112839), (21, 964234203), (51, 397037613), (63, 321411401), (119, 170158977), (153, 132345871), (357, 56719659), (1071, 18906553)]