18155583

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:329

約数の個数: 40

約数和(自身を含む): 29272320

約数和(自身を除く): 11116737

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 251, 423, 513, 753, 893, 1269, 1539, 2259, 2679, 3807, 4769, 6777, 8037, 11797, 14307, 20331, 24111, 35391, 42921, 72333, 106173, 128763, 224143, 318519, 386289, 672429, 955557, 2017287, 6051861, 18155583]

約数ペア:

[(1, 18155583), (3, 6051861), (9, 2017287), (19, 955557), (27, 672429), (47, 386289), (57, 318519), (81, 224143), (141, 128763), (171, 106173), (251, 72333), (423, 42921), (513, 35391), (753, 24111), (893, 20331), (1269, 14307), (1539, 11797), (2259, 8037), (2679, 6777), (3807, 4769)]