18750849

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 28425600

約数和(自身を除く): 9674751

約数列:

[1, 3, 13, 29, 39, 59, 87, 177, 281, 377, 767, 843, 1131, 1711, 2301, 3653, 5133, 8149, 10959, 16579, 22243, 24447, 49737, 66729, 105937, 215527, 317811, 480791, 646581, 1442373, 6250283, 18750849]

約数ペア:

[(1, 18750849), (3, 6250283), (13, 1442373), (29, 646581), (39, 480791), (59, 317811), (87, 215527), (177, 105937), (281, 66729), (377, 49737), (767, 24447), (843, 22243), (1131, 16579), (1711, 10959), (2301, 8149), (3653, 5133)]