20574486

素因数分解:

$2^1\times 3^4\times {\mathrm{89}}^1\times {\mathrm{1427}}^1$

素因数の和:1530

約数の個数: 40

約数和(自身を含む): 46652760

約数和(自身を除く): 26078274

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 267, 534, 801, 1427, 1602, 2403, 2854, 4281, 4806, 7209, 8562, 12843, 14418, 25686, 38529, 77058, 115587, 127003, 231174, 254006, 381009, 762018, 1143027, 2286054, 3429081, 6858162, 10287243, 20574486]

約数ペア:

[(1, 20574486), (2, 10287243), (3, 6858162), (6, 3429081), (9, 2286054), (18, 1143027), (27, 762018), (54, 381009), (81, 254006), (89, 231174), (162, 127003), (178, 115587), (267, 77058), (534, 38529), (801, 25686), (1427, 14418), (1602, 12843), (2403, 8562), (2854, 7209), (4281, 4806)]