18985252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33191}}^1$

素因数の和:33219

約数の個数: 24

約数和(自身を含む): 39033792

約数和(自身を除く): 20048540

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 33191, 66382, 132764, 365101, 431483, 730202, 862966, 1460404, 1725932, 4746313, 9492626, 18985252]

約数ペア:

[(1, 18985252), (2, 9492626), (4, 4746313), (11, 1725932), (13, 1460404), (22, 862966), (26, 730202), (44, 431483), (52, 365101), (143, 132764), (286, 66382), (572, 33191)]