19492956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{751}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 56935424

約数和(自身を除く): 37442468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 751, 927, 1236, 1442, 1502, 1854, 2163, 2253, 2884, 3004, 3708, 4326, 4506, 5257, 6489, 6759, 8652, 9012, 10514, 12978, 13518, 15771, 21028, 25956, 27036, 31542, 47313, 63084, 77353, 94626, 154706, 189252, 232059, 309412, 464118, 541471, 696177, 928236, 1082942, 1392354, 1624413, 2165884, 2784708, 3248826, 4873239, 6497652, 9746478, 19492956]

約数ペア:

[(1, 19492956), (2, 9746478), (3, 6497652), (4, 4873239), (6, 3248826), (7, 2784708), (9, 2165884), (12, 1624413), (14, 1392354), (18, 1082942), (21, 928236), (28, 696177), (36, 541471), (42, 464118), (63, 309412), (84, 232059), (103, 189252), (126, 154706), (206, 94626), (252, 77353), (309, 63084), (412, 47313), (618, 31542), (721, 27036), (751, 25956), (927, 21028), (1236, 15771), (1442, 13518), (1502, 12978), (1854, 10514), (2163, 9012), (2253, 8652), (2884, 6759), (3004, 6489), (3708, 5257), (4326, 4506)]