18667352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{401}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 40015080

約数和(自身を除く): 21347728

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 401, 506, 529, 802, 1012, 1058, 1604, 2024, 2116, 3208, 4232, 4411, 5819, 8822, 9223, 11638, 17644, 18446, 23276, 35288, 36892, 46552, 73784, 101453, 202906, 212129, 405812, 424258, 811624, 848516, 1697032, 2333419, 4666838, 9333676, 18667352]

約数ペア:

[(1, 18667352), (2, 9333676), (4, 4666838), (8, 2333419), (11, 1697032), (22, 848516), (23, 811624), (44, 424258), (46, 405812), (88, 212129), (92, 202906), (184, 101453), (253, 73784), (401, 46552), (506, 36892), (529, 35288), (802, 23276), (1012, 18446), (1058, 17644), (1604, 11638), (2024, 9223), (2116, 8822), (3208, 5819), (4232, 4411)]