20853742

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 38808000

約数和(自身を除く): 17954258

約数列:

[1, 2, 7, 13, 14, 26, 91, 149, 182, 298, 769, 1043, 1538, 1937, 2086, 3874, 5383, 9997, 10766, 13559, 19994, 27118, 69979, 114581, 139958, 229162, 802067, 1489553, 1604134, 2979106, 10426871, 20853742]

約数ペア:

[(1, 20853742), (2, 10426871), (7, 2979106), (13, 1604134), (14, 1489553), (26, 802067), (91, 229162), (149, 139958), (182, 114581), (298, 69979), (769, 27118), (1043, 19994), (1538, 13559), (1937, 10766), (2086, 9997), (3874, 5383)]