1988228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 3853920

約数和(自身を除く): 1865692

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 619, 803, 1238, 1606, 2476, 3212, 6809, 13618, 27236, 45187, 90374, 180748, 497057, 994114, 1988228]

約数ペア:

[(1, 1988228), (2, 994114), (4, 497057), (11, 180748), (22, 90374), (44, 45187), (73, 27236), (146, 13618), (292, 6809), (619, 3212), (803, 2476), (1238, 1606)]