20577186

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54437}}^1$

素因数の和:54455

約数の個数: 32

約数和(自身を含む): 52260480

約数和(自身を除く): 31683294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54437, 108874, 163311, 326622, 381059, 489933, 762118, 979866, 1143177, 1469799, 2286354, 2939598, 3429531, 6859062, 10288593, 20577186]

約数ペア:

[(1, 20577186), (2, 10288593), (3, 6859062), (6, 3429531), (7, 2939598), (9, 2286354), (14, 1469799), (18, 1143177), (21, 979866), (27, 762118), (42, 489933), (54, 381059), (63, 326622), (126, 163311), (189, 108874), (378, 54437)]