18116868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2801}}^1$

素因数の和:2833

約数の個数: 72

約数和(自身を含む): 53663904

約数和(自身を除く): 35547036

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 2801, 3234, 5602, 6468, 8403, 11204, 16806, 19607, 30811, 33612, 39214, 58821, 61622, 78428, 92433, 117642, 123244, 137249, 184866, 215677, 235284, 274498, 369732, 411747, 431354, 548996, 647031, 823494, 862708, 1294062, 1509739, 1646988, 2588124, 3019478, 4529217, 6038956, 9058434, 18116868]

約数ペア:

[(1, 18116868), (2, 9058434), (3, 6038956), (4, 4529217), (6, 3019478), (7, 2588124), (11, 1646988), (12, 1509739), (14, 1294062), (21, 862708), (22, 823494), (28, 647031), (33, 548996), (42, 431354), (44, 411747), (49, 369732), (66, 274498), (77, 235284), (84, 215677), (98, 184866), (132, 137249), (147, 123244), (154, 117642), (196, 92433), (231, 78428), (294, 61622), (308, 58821), (462, 39214), (539, 33612), (588, 30811), (924, 19607), (1078, 16806), (1617, 11204), (2156, 8403), (2801, 6468), (3234, 5602)]