19434051

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 35206080

約数和(自身を除く): 15772029

約数列:

[1, 3, 7, 9, 13, 21, 39, 61, 63, 91, 117, 183, 273, 389, 427, 549, 793, 819, 1167, 1281, 2379, 2723, 3501, 3843, 5057, 5551, 7137, 8169, 15171, 16653, 23729, 24507, 35399, 45513, 49959, 71187, 106197, 166103, 213561, 308477, 318591, 498309, 925431, 1494927, 2159339, 2776293, 6478017, 19434051]

約数ペア:

[(1, 19434051), (3, 6478017), (7, 2776293), (9, 2159339), (13, 1494927), (21, 925431), (39, 498309), (61, 318591), (63, 308477), (91, 213561), (117, 166103), (183, 106197), (273, 71187), (389, 49959), (427, 45513), (549, 35399), (793, 24507), (819, 23729), (1167, 16653), (1281, 15171), (2379, 8169), (2723, 7137), (3501, 5551), (3843, 5057)]