18806490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{208961}}^1$

素因数の和:208974

約数の個数: 24

約数和(自身を含む): 48897108

約数和(自身を除く): 30090618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 208961, 417922, 626883, 1044805, 1253766, 1880649, 2089610, 3134415, 3761298, 6268830, 9403245, 18806490]

約数ペア:

[(1, 18806490), (2, 9403245), (3, 6268830), (5, 3761298), (6, 3134415), (9, 2089610), (10, 1880649), (15, 1253766), (18, 1044805), (30, 626883), (45, 417922), (90, 208961)]