19739646

素因数分解:

$2^1\times 3^3\times {\mathrm{173}}^1\times {\mathrm{2113}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 44140320

約数和(自身を除く): 24400674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 173, 346, 519, 1038, 1557, 2113, 3114, 4226, 4671, 6339, 9342, 12678, 19017, 38034, 57051, 114102, 365549, 731098, 1096647, 2193294, 3289941, 6579882, 9869823, 19739646]

約数ペア:

[(1, 19739646), (2, 9869823), (3, 6579882), (6, 3289941), (9, 2193294), (18, 1096647), (27, 731098), (54, 365549), (173, 114102), (346, 57051), (519, 38034), (1038, 19017), (1557, 12678), (2113, 9342), (3114, 6339), (4226, 4671)]