19942377

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4297}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 34659072

約数和(自身を除く): 14716695

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4297, 4641, 12891, 30079, 55861, 73049, 90237, 167583, 219147, 391027, 511343, 949637, 1173081, 1534029, 2848911, 6647459, 19942377]

約数ペア:

[(1, 19942377), (3, 6647459), (7, 2848911), (13, 1534029), (17, 1173081), (21, 949637), (39, 511343), (51, 391027), (91, 219147), (119, 167583), (221, 90237), (273, 73049), (357, 55861), (663, 30079), (1547, 12891), (4297, 4641)]