19610972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1777}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 35844480

約数和(自身を除く): 16233508

約数列:

[1, 2, 4, 31, 62, 89, 124, 178, 356, 1777, 2759, 3554, 5518, 7108, 11036, 55087, 110174, 158153, 220348, 316306, 632612, 4902743, 9805486, 19610972]

約数ペア:

[(1, 19610972), (2, 9805486), (4, 4902743), (31, 632612), (62, 316306), (89, 220348), (124, 158153), (178, 110174), (356, 55087), (1777, 11036), (2759, 7108), (3554, 5518)]