39984644

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20113}}^1$

素因数の和:20195

約数の個数: 24

約数和(自身を含む): 81099648

約数和(自身を除く): 41115004

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 20113, 40226, 80452, 140791, 281582, 563164, 1428023, 2856046, 5712092, 9996161, 19992322, 39984644]

約数ペア:

[(1, 39984644), (2, 19992322), (4, 9996161), (7, 5712092), (14, 2856046), (28, 1428023), (71, 563164), (142, 281582), (284, 140791), (497, 80452), (994, 40226), (1988, 20113)]