20461878

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{39199}}^1$

素因数の和:39236

約数の個数: 24

約数和(自身を含む): 45864000

約数和(自身を除く): 25402122

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 39199, 78398, 117597, 235194, 352791, 705582, 1136771, 2273542, 3410313, 6820626, 10230939, 20461878]

約数ペア:

[(1, 20461878), (2, 10230939), (3, 6820626), (6, 3410313), (9, 2273542), (18, 1136771), (29, 705582), (58, 352791), (87, 235194), (174, 117597), (261, 78398), (522, 39199)]