20145752994

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{1249}}^1\times {\mathrm{20521}}^1$

素因数の和:21906

約数の個数: 32

約数和(自身を含む): 40633560000

約数和(自身を除く): 20487807006

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 1249, 2498, 3747, 7494, 20521, 41042, 61563, 123126, 163619, 327238, 490857, 981714, 2688251, 5376502, 8064753, 16129506, 25630729, 51261458, 76892187, 153784374, 3357625499, 6715250998, 10072876497, 20145752994]

約数ペア:

[(1, 20145752994), (2, 10072876497), (3, 6715250998), (6, 3357625499), (131, 153784374), (262, 76892187), (393, 51261458), (786, 25630729), (1249, 16129506), (2498, 8064753), (3747, 5376502), (7494, 2688251), (20521, 981714), (41042, 490857), (61563, 327238), (123126, 163619)]