20838258

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{165383}}^1$

素因数の和:165398

約数の個数: 24

約数和(自身を含む): 51599808

約数和(自身を除く): 30761550

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 165383, 330766, 496149, 992298, 1157681, 1488447, 2315362, 2976894, 3473043, 6946086, 10419129, 20838258]

約数ペア:

[(1, 20838258), (2, 10419129), (3, 6946086), (6, 3473043), (7, 2976894), (9, 2315362), (14, 1488447), (18, 1157681), (21, 992298), (42, 496149), (63, 330766), (126, 165383)]