20567016

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{863}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 55935360

約数和(自身を除く): 35368344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 863, 993, 1324, 1726, 1986, 2589, 2648, 2979, 3452, 3972, 5178, 5958, 6904, 7767, 7944, 10356, 11916, 15534, 20712, 23832, 31068, 62136, 285653, 571306, 856959, 1142612, 1713918, 2285224, 2570877, 3427836, 5141754, 6855672, 10283508, 20567016]

約数ペア:

[(1, 20567016), (2, 10283508), (3, 6855672), (4, 5141754), (6, 3427836), (8, 2570877), (9, 2285224), (12, 1713918), (18, 1142612), (24, 856959), (36, 571306), (72, 285653), (331, 62136), (662, 31068), (863, 23832), (993, 20712), (1324, 15534), (1726, 11916), (1986, 10356), (2589, 7944), (2648, 7767), (2979, 6904), (3452, 5958), (3972, 5178)]