19879956

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{5693}}^1$

素因数の和:5800

約数の個数: 36

約数和(自身を含む): 50779092

約数和(自身を除く): 30899136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 5693, 11386, 17079, 22772, 34158, 51237, 68316, 102474, 204948, 552221, 1104442, 1656663, 2208884, 3313326, 4969989, 6626652, 9939978, 19879956]

約数ペア:

[(1, 19879956), (2, 9939978), (3, 6626652), (4, 4969989), (6, 3313326), (9, 2208884), (12, 1656663), (18, 1104442), (36, 552221), (97, 204948), (194, 102474), (291, 68316), (388, 51237), (582, 34158), (873, 22772), (1164, 17079), (1746, 11386), (3492, 5693)]