18810972

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{9859}}^1$

素因数の和:9922

約数の個数: 36

約数和(自身を含む): 48452040

約数和(自身を除く): 29641068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 9859, 19718, 29577, 39436, 59154, 88731, 118308, 177462, 354924, 522527, 1045054, 1567581, 2090108, 3135162, 4702743, 6270324, 9405486, 18810972]

約数ペア:

[(1, 18810972), (2, 9405486), (3, 6270324), (4, 4702743), (6, 3135162), (9, 2090108), (12, 1567581), (18, 1045054), (36, 522527), (53, 354924), (106, 177462), (159, 118308), (212, 88731), (318, 59154), (477, 39436), (636, 29577), (954, 19718), (1908, 9859)]