20496982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 35126784

約数和(自身を除く): 14629802

約数列:

[1, 2, 11, 22, 43, 47, 86, 94, 461, 473, 517, 922, 946, 1034, 2021, 4042, 5071, 10142, 19823, 21667, 22231, 39646, 43334, 44462, 218053, 238337, 436106, 476674, 931681, 1863362, 10248491, 20496982]

約数ペア:

[(1, 20496982), (2, 10248491), (11, 1863362), (22, 931681), (43, 476674), (47, 436106), (86, 238337), (94, 218053), (461, 44462), (473, 43334), (517, 39646), (922, 22231), (946, 21667), (1034, 19823), (2021, 10142), (4042, 5071)]