19948764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1913}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 51448320

約数和(自身を除く): 31499556

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 79, 132, 158, 237, 316, 474, 869, 948, 1738, 1913, 2607, 3476, 3826, 5214, 5739, 7652, 10428, 11478, 21043, 22956, 42086, 63129, 84172, 126258, 151127, 252516, 302254, 453381, 604508, 906762, 1662397, 1813524, 3324794, 4987191, 6649588, 9974382, 19948764]

約数ペア:

[(1, 19948764), (2, 9974382), (3, 6649588), (4, 4987191), (6, 3324794), (11, 1813524), (12, 1662397), (22, 906762), (33, 604508), (44, 453381), (66, 302254), (79, 252516), (132, 151127), (158, 126258), (237, 84172), (316, 63129), (474, 42086), (869, 22956), (948, 21043), (1738, 11478), (1913, 10428), (2607, 7652), (3476, 5739), (3826, 5214)]