12151810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 24266304

約数和(自身を除く): 12114494

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 1811, 3355, 3622, 6710, 9055, 18110, 19921, 39842, 99605, 110471, 199210, 220942, 552355, 1104710, 1215181, 2430362, 6075905, 12151810]

約数ペア:

[(1, 12151810), (2, 6075905), (5, 2430362), (10, 1215181), (11, 1104710), (22, 552355), (55, 220942), (61, 199210), (110, 110471), (122, 99605), (305, 39842), (610, 19921), (671, 18110), (1342, 9055), (1811, 6710), (3355, 3622)]