19477278

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{13037}}^1$

素因数の和:13128

約数の個数: 24

約数和(自身を含む): 42712488

約数和(自身を除く): 23235210

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 13037, 26074, 39111, 78222, 117333, 234666, 1082071, 2164142, 3246213, 6492426, 9738639, 19477278]

約数ペア:

[(1, 19477278), (2, 9738639), (3, 6492426), (6, 3246213), (9, 2164142), (18, 1082071), (83, 234666), (166, 117333), (249, 78222), (498, 39111), (747, 26074), (1494, 13037)]