20446146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{617}}^1$

素因数の和:895

約数の個数: 48

約数和(自身を含む): 50903424

約数和(自身を除く): 30457278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 263, 526, 617, 789, 1234, 1578, 1841, 1851, 2367, 3682, 3702, 4319, 4734, 5523, 5553, 8638, 11046, 11106, 12957, 16569, 25914, 33138, 38871, 77742, 162271, 324542, 486813, 973626, 1135897, 1460439, 2271794, 2920878, 3407691, 6815382, 10223073, 20446146]

約数ペア:

[(1, 20446146), (2, 10223073), (3, 6815382), (6, 3407691), (7, 2920878), (9, 2271794), (14, 1460439), (18, 1135897), (21, 973626), (42, 486813), (63, 324542), (126, 162271), (263, 77742), (526, 38871), (617, 33138), (789, 25914), (1234, 16569), (1578, 12957), (1841, 11106), (1851, 11046), (2367, 8638), (3682, 5553), (3702, 5523), (4319, 4734)]