20337918

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 21341442

約数列:

[1, 2, 3, 6, 79, 107, 158, 214, 237, 321, 401, 474, 642, 802, 1203, 2406, 8453, 16906, 25359, 31679, 42907, 50718, 63358, 85814, 95037, 128721, 190074, 257442, 3389653, 6779306, 10168959, 20337918]

約数ペア:

[(1, 20337918), (2, 10168959), (3, 6779306), (6, 3389653), (79, 257442), (107, 190074), (158, 128721), (214, 95037), (237, 85814), (321, 63358), (401, 50718), (474, 42907), (642, 31679), (802, 25359), (1203, 16906), (2406, 8453)]