20027434

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 37713024

約数和(自身を除く): 17685590

約数列:

[1, 2, 7, 14, 23, 37, 41, 46, 74, 82, 161, 259, 287, 322, 518, 574, 851, 943, 1517, 1681, 1702, 1886, 3034, 3362, 5957, 6601, 10619, 11767, 11914, 13202, 21238, 23534, 34891, 38663, 62197, 69782, 77326, 124394, 244237, 270641, 435379, 488474, 541282, 870758, 1430531, 2861062, 10013717, 20027434]

約数ペア:

[(1, 20027434), (2, 10013717), (7, 2861062), (14, 1430531), (23, 870758), (37, 541282), (41, 488474), (46, 435379), (74, 270641), (82, 244237), (161, 124394), (259, 77326), (287, 69782), (322, 62197), (518, 38663), (574, 34891), (851, 23534), (943, 21238), (1517, 13202), (1681, 11914), (1702, 11767), (1886, 10619), (3034, 6601), (3362, 5957)]