20405322

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161947}}^1$

素因数の和:161962

約数の個数: 24

約数和(自身を含む): 50527776

約数和(自身を除く): 30122454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161947, 323894, 485841, 971682, 1133629, 1457523, 2267258, 2915046, 3400887, 6801774, 10202661, 20405322]

約数ペア:

[(1, 20405322), (2, 10202661), (3, 6801774), (6, 3400887), (7, 2915046), (9, 2267258), (14, 1457523), (18, 1133629), (21, 971682), (42, 485841), (63, 323894), (126, 161947)]