1984920003

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{1669}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 3216900960

約数和(自身を除く): 1231980957

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 293, 369, 451, 879, 1353, 1669, 2637, 3223, 4059, 5007, 9669, 12013, 15021, 18359, 29007, 36039, 55077, 68429, 108117, 132143, 165231, 205287, 396429, 489017, 615861, 752719, 1189287, 1467051, 2258157, 4401153, 5379187, 6774471, 16137561, 20049697, 48412683, 60149091, 180447273, 220546667, 661640001, 1984920003]

約数ペア:

[(1, 1984920003), (3, 661640001), (9, 220546667), (11, 180447273), (33, 60149091), (41, 48412683), (99, 20049697), (123, 16137561), (293, 6774471), (369, 5379187), (451, 4401153), (879, 2258157), (1353, 1467051), (1669, 1189287), (2637, 752719), (3223, 615861), (4059, 489017), (5007, 396429), (9669, 205287), (12013, 165231), (15021, 132143), (18359, 108117), (29007, 68429), (36039, 55077)]