20146553973

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{572069}}^1$

素因数の和:572138

約数の個数: 48

約数和(自身を含む): 36649092480

約数和(自身を除く): 16502538507

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 559, 819, 903, 1677, 2709, 3913, 5031, 11739, 35217, 572069, 1716207, 4004483, 5148621, 7436897, 12013449, 22310691, 24598967, 36040347, 52058279, 66932073, 73796901, 156174837, 172192769, 221390703, 319786571, 468524511, 516578307, 959359713, 1549734921, 2238505997, 2878079139, 6715517991, 20146553973]

約数ペア:

[(1, 20146553973), (3, 6715517991), (7, 2878079139), (9, 2238505997), (13, 1549734921), (21, 959359713), (39, 516578307), (43, 468524511), (63, 319786571), (91, 221390703), (117, 172192769), (129, 156174837), (273, 73796901), (301, 66932073), (387, 52058279), (559, 36040347), (819, 24598967), (903, 22310691), (1677, 12013449), (2709, 7436897), (3913, 5148621), (5031, 4004483), (11739, 1716207), (35217, 572069)]