31411974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20693}}^1$

素因数の和:20732

約数の個数: 32

約数和(自身を含む): 71518464

約数和(自身を除く): 40106490

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 20693, 41386, 62079, 124158, 227623, 455246, 475939, 682869, 951878, 1365738, 1427817, 2855634, 5235329, 10470658, 15705987, 31411974]

約数ペア:

[(1, 31411974), (2, 15705987), (3, 10470658), (6, 5235329), (11, 2855634), (22, 1427817), (23, 1365738), (33, 951878), (46, 682869), (66, 475939), (69, 455246), (138, 227623), (253, 124158), (506, 62079), (759, 41386), (1518, 20693)]