20992302

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61381}}^1$

素因数の和:61408

約数の個数: 24

約数和(自身を含む): 47877960

約数和(自身を除く): 26885658

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61381, 122762, 184143, 368286, 552429, 1104858, 1166239, 2332478, 3498717, 6997434, 10496151, 20992302]

約数ペア:

[(1, 20992302), (2, 10496151), (3, 6997434), (6, 3498717), (9, 2332478), (18, 1166239), (19, 1104858), (38, 552429), (57, 368286), (114, 184143), (171, 122762), (342, 61381)]