19842172

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12011}}^1$

素因数の和:12081

約数の個数: 24

約数和(自身を含む): 40360320

約数和(自身を除く): 20518148

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12011, 24022, 48044, 84077, 168154, 336308, 708649, 1417298, 2834596, 4960543, 9921086, 19842172]

約数ペア:

[(1, 19842172), (2, 9921086), (4, 4960543), (7, 2834596), (14, 1417298), (28, 708649), (59, 336308), (118, 168154), (236, 84077), (413, 48044), (826, 24022), (1652, 12011)]