2080221878

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{128203}}^1$

素因数の和:128292

約数の個数: 32

約数和(自身を含む): 3815351040

約数和(自身を除く): 1735129162

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 8113, 16226, 128203, 256406, 897421, 1794842, 2435857, 4871714, 7820383, 15640766, 17050999, 34101998, 54742681, 109485362, 148587277, 297174554, 1040110939, 2080221878]

約数ペア:

[(1, 2080221878), (2, 1040110939), (7, 297174554), (14, 148587277), (19, 109485362), (38, 54742681), (61, 34101998), (122, 17050999), (133, 15640766), (266, 7820383), (427, 4871714), (854, 2435857), (1159, 1794842), (2318, 897421), (8113, 256406), (16226, 128203)]