20216538

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{38729}}^1$

素因数の和:38766

約数の個数: 24

約数和(自身を含む): 45314100

約数和(自身を除く): 25097562

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 38729, 77458, 116187, 232374, 348561, 697122, 1123141, 2246282, 3369423, 6738846, 10108269, 20216538]

約数ペア:

[(1, 20216538), (2, 10108269), (3, 6738846), (6, 3369423), (9, 2246282), (18, 1123141), (29, 697122), (58, 348561), (87, 232374), (174, 116187), (261, 77458), (522, 38729)]