20941752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67121}}^1$

素因数の和:67143

約数の個数: 32

約数和(自身を含む): 56382480

約数和(自身を除く): 35440728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67121, 134242, 201363, 268484, 402726, 536968, 805452, 872573, 1610904, 1745146, 2617719, 3490292, 5235438, 6980584, 10470876, 20941752]

約数ペア:

[(1, 20941752), (2, 10470876), (3, 6980584), (4, 5235438), (6, 3490292), (8, 2617719), (12, 1745146), (13, 1610904), (24, 872573), (26, 805452), (39, 536968), (52, 402726), (78, 268484), (104, 201363), (156, 134242), (312, 67121)]