1998430826

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1\times {\mathrm{2269}}^1$

素因数の和:3518

約数の個数: 32

約数和(自身を含む): 3495000960

約数和(自身を除く): 1496570134

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 1187, 2269, 2374, 4538, 8309, 15883, 16618, 31766, 62911, 120257, 125822, 240514, 440377, 841799, 880754, 1683598, 2693303, 5386606, 18853121, 37706242, 142745059, 285490118, 999215413, 1998430826]

約数ペア:

[(1, 1998430826), (2, 999215413), (7, 285490118), (14, 142745059), (53, 37706242), (106, 18853121), (371, 5386606), (742, 2693303), (1187, 1683598), (2269, 880754), (2374, 841799), (4538, 440377), (8309, 240514), (15883, 125822), (16618, 120257), (31766, 62911)]