20008752738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256522471}}^1$

素因数の和:256522489

約数の個数: 16

約数和(自身を含む): 43095775296

約数和(自身を除く): 23087022558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 256522471, 513044942, 769567413, 1539134826, 3334792123, 6669584246, 10004376369, 20008752738]

約数ペア:

[(1, 20008752738), (2, 10004376369), (3, 6669584246), (6, 3334792123), (13, 1539134826), (26, 769567413), (39, 513044942), (78, 256522471)]