19417866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1439}}^1$

素因数の和:1630

約数の個数: 32

約数和(自身を含む): 42094080

約数和(自身を除く): 22676214

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 1439, 2249, 2878, 4317, 4498, 6747, 8634, 13494, 18707, 37414, 56121, 112242, 248947, 497894, 746841, 1493682, 3236311, 6472622, 9708933, 19417866]

約数ペア:

[(1, 19417866), (2, 9708933), (3, 6472622), (6, 3236311), (13, 1493682), (26, 746841), (39, 497894), (78, 248947), (173, 112242), (346, 56121), (519, 37414), (1038, 18707), (1439, 13494), (2249, 8634), (2878, 6747), (4317, 4498)]