81648244

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{12071}}^1$

素因数の和:12183

約数の個数: 24

約数和(自身を含む): 152107200

約数和(自身を除く): 70458956

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 6764, 12071, 24142, 48284, 229349, 458698, 917396, 1074319, 2148638, 4297276, 20412061, 40824122, 81648244]

約数ペア:

[(1, 81648244), (2, 40824122), (4, 20412061), (19, 4297276), (38, 2148638), (76, 1074319), (89, 917396), (178, 458698), (356, 229349), (1691, 48284), (3382, 24142), (6764, 12071)]