20475004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 42771456

約数和(自身を除く): 22296452

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 124, 187, 341, 374, 527, 682, 748, 883, 1054, 1364, 1766, 2108, 3532, 5797, 9713, 11594, 15011, 19426, 23188, 27373, 30022, 38852, 54746, 60044, 109492, 165121, 301103, 330242, 465341, 602206, 660484, 930682, 1204412, 1861364, 5118751, 10237502, 20475004]

約数ペア:

[(1, 20475004), (2, 10237502), (4, 5118751), (11, 1861364), (17, 1204412), (22, 930682), (31, 660484), (34, 602206), (44, 465341), (62, 330242), (68, 301103), (124, 165121), (187, 109492), (341, 60044), (374, 54746), (527, 38852), (682, 30022), (748, 27373), (883, 23188), (1054, 19426), (1364, 15011), (1766, 11594), (2108, 9713), (3532, 5797)]