19001931

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 28848960

約数和(自身を除く): 9847029

約数列:

[1, 3, 13, 29, 39, 53, 87, 159, 317, 377, 689, 951, 1131, 1537, 2067, 4121, 4611, 9193, 12363, 16801, 19981, 27579, 50403, 59943, 119509, 218413, 358527, 487229, 655239, 1461687, 6333977, 19001931]

約数ペア:

[(1, 19001931), (3, 6333977), (13, 1461687), (29, 655239), (39, 487229), (53, 358527), (87, 218413), (159, 119509), (317, 59943), (377, 50403), (689, 27579), (951, 19981), (1131, 16801), (1537, 12363), (2067, 9193), (4121, 4611)]