18965730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90313}}^1$

素因数の和:90330

約数の個数: 32

約数和(自身を含む): 52020864

約数和(自身を除く): 33055134

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90313, 180626, 270939, 451565, 541878, 632191, 903130, 1264382, 1354695, 1896573, 2709390, 3160955, 3793146, 6321910, 9482865, 18965730]

約数ペア:

[(1, 18965730), (2, 9482865), (3, 6321910), (5, 3793146), (6, 3160955), (7, 2709390), (10, 1896573), (14, 1354695), (15, 1264382), (21, 903130), (30, 632191), (35, 541878), (42, 451565), (70, 270939), (105, 180626), (210, 90313)]