20001758

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2711}}^1$

素因数の和:2768

約数の個数: 32

約数和(自身を含む): 37490688

約数和(自身を除く): 17488930

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 238, 434, 527, 1054, 2711, 3689, 5422, 7378, 18977, 37954, 46087, 84041, 92174, 168082, 322609, 588287, 645218, 1176574, 1428697, 2857394, 10000879, 20001758]

約数ペア:

[(1, 20001758), (2, 10000879), (7, 2857394), (14, 1428697), (17, 1176574), (31, 645218), (34, 588287), (62, 322609), (119, 168082), (217, 92174), (238, 84041), (434, 46087), (527, 37954), (1054, 18977), (2711, 7378), (3689, 5422)]