20919330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77479}}^1$

素因数の和:77495

約数の個数: 32

約数和(自身を含む): 55785600

約数和(自身を除く): 34866270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77479, 154958, 232437, 387395, 464874, 697311, 774790, 1162185, 1394622, 2091933, 2324370, 3486555, 4183866, 6973110, 10459665, 20919330]

約数ペア:

[(1, 20919330), (2, 10459665), (3, 6973110), (5, 4183866), (6, 3486555), (9, 2324370), (10, 2091933), (15, 1394622), (18, 1162185), (27, 774790), (30, 697311), (45, 464874), (54, 387395), (90, 232437), (135, 154958), (270, 77479)]