20722494

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11551}}^1$

素因数の和:11592

約数の個数: 32

約数和(自身を含む): 46577664

約数和(自身を除く): 25855170

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11551, 23102, 34653, 69306, 150163, 265673, 300326, 450489, 531346, 797019, 900978, 1594038, 3453749, 6907498, 10361247, 20722494]

約数ペア:

[(1, 20722494), (2, 10361247), (3, 6907498), (6, 3453749), (13, 1594038), (23, 900978), (26, 797019), (39, 531346), (46, 450489), (69, 300326), (78, 265673), (138, 150163), (299, 69306), (598, 34653), (897, 23102), (1794, 11551)]