20875582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4987}}^1$

素因数の和:5032

約数の個数: 32

約数和(自身を含む): 40223232

約数和(自身を除く): 19347650

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 4987, 9974, 34909, 64831, 69818, 114701, 129662, 229402, 453817, 802907, 907634, 1491113, 1605814, 2982226, 10437791, 20875582]

約数ペア:

[(1, 20875582), (2, 10437791), (7, 2982226), (13, 1605814), (14, 1491113), (23, 907634), (26, 802907), (46, 453817), (91, 229402), (161, 129662), (182, 114701), (299, 69818), (322, 64831), (598, 34909), (2093, 9974), (4186, 4987)]