20813676

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1321}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 52858848

約数和(自身を除く): 32045172

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 606, 1212, 1313, 1321, 2626, 2642, 3939, 3963, 5252, 5284, 7878, 7926, 15756, 15852, 17173, 34346, 51519, 68692, 103038, 133421, 206076, 266842, 400263, 533684, 800526, 1601052, 1734473, 3468946, 5203419, 6937892, 10406838, 20813676]

約数ペア:

[(1, 20813676), (2, 10406838), (3, 6937892), (4, 5203419), (6, 3468946), (12, 1734473), (13, 1601052), (26, 800526), (39, 533684), (52, 400263), (78, 266842), (101, 206076), (156, 133421), (202, 103038), (303, 68692), (404, 51519), (606, 34346), (1212, 17173), (1313, 15852), (1321, 15756), (2626, 7926), (2642, 7878), (3939, 5284), (3963, 5252)]