40778674

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{1553}}^1$

素因数の和:2265

約数の個数: 16

約数和(自身を含む): 64522080

約数和(自身を除く): 23743406

約数列:

[1, 2, 19, 38, 691, 1382, 1553, 3106, 13129, 26258, 29507, 59014, 1073123, 2146246, 20389337, 40778674]

約数ペア:

[(1, 40778674), (2, 20389337), (19, 2146246), (38, 1073123), (691, 59014), (1382, 29507), (1553, 26258), (3106, 13129)]