15218868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1759}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 41000960

約数和(自身を除く): 25782092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 206, 309, 412, 618, 721, 1236, 1442, 1759, 2163, 2884, 3518, 4326, 5277, 7036, 8652, 10554, 12313, 21108, 24626, 36939, 49252, 73878, 147756, 181177, 362354, 543531, 724708, 1087062, 1268239, 2174124, 2536478, 3804717, 5072956, 7609434, 15218868]

約数ペア:

[(1, 15218868), (2, 7609434), (3, 5072956), (4, 3804717), (6, 2536478), (7, 2174124), (12, 1268239), (14, 1087062), (21, 724708), (28, 543531), (42, 362354), (84, 181177), (103, 147756), (206, 73878), (309, 49252), (412, 36939), (618, 24626), (721, 21108), (1236, 12313), (1442, 10554), (1759, 8652), (2163, 7036), (2884, 5277), (3518, 4326)]