20151887912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2081}}^1\times {\mathrm{93113}}^1$

素因数の和:95213

約数の個数: 32

約数和(自身を含む): 40711303080

約数和(自身を除く): 20559415168

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2081, 4162, 8324, 16648, 27053, 54106, 93113, 108212, 186226, 216424, 372452, 744904, 1210469, 2420938, 4841876, 9683752, 193768153, 387536306, 775072612, 1550145224, 2518985989, 5037971978, 10075943956, 20151887912]

約数ペア:

[(1, 20151887912), (2, 10075943956), (4, 5037971978), (8, 2518985989), (13, 1550145224), (26, 775072612), (52, 387536306), (104, 193768153), (2081, 9683752), (4162, 4841876), (8324, 2420938), (16648, 1210469), (27053, 744904), (54106, 372452), (93113, 216424), (108212, 186226)]