19812402

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{3049}}^1$

素因数の和:3095

約数の個数: 36

約数和(自身を含む): 45319950

約数和(自身を除く): 25507548

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3049, 3249, 6098, 6498, 9147, 18294, 27441, 54882, 57931, 115862, 173793, 347586, 521379, 1042758, 1100689, 2201378, 3302067, 6604134, 9906201, 19812402]

約数ペア:

[(1, 19812402), (2, 9906201), (3, 6604134), (6, 3302067), (9, 2201378), (18, 1100689), (19, 1042758), (38, 521379), (57, 347586), (114, 173793), (171, 115862), (342, 57931), (361, 54882), (722, 27441), (1083, 18294), (2166, 9147), (3049, 6498), (3249, 6098)]