20491998

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 42145920

約数和(自身を除く): 21653922

約数列:

[1, 2, 3, 6, 59, 107, 118, 177, 214, 321, 354, 541, 642, 1082, 1623, 3246, 6313, 12626, 18939, 31919, 37878, 57887, 63838, 95757, 115774, 173661, 191514, 347322, 3415333, 6830666, 10245999, 20491998]

約数ペア:

[(1, 20491998), (2, 10245999), (3, 6830666), (6, 3415333), (59, 347322), (107, 191514), (118, 173661), (177, 115774), (214, 95757), (321, 63838), (354, 57887), (541, 37878), (642, 31919), (1082, 18939), (1623, 12626), (3246, 6313)]