18771912

素因数分解:

$2^3\times 3^4\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 53578800

約数和(自身を除く): 34806888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 81, 108, 118, 162, 177, 216, 236, 324, 354, 472, 491, 531, 648, 708, 982, 1062, 1416, 1473, 1593, 1964, 2124, 2946, 3186, 3928, 4248, 4419, 4779, 5892, 6372, 8838, 9558, 11784, 12744, 13257, 17676, 19116, 26514, 28969, 35352, 38232, 39771, 53028, 57938, 79542, 86907, 106056, 115876, 159084, 173814, 231752, 260721, 318168, 347628, 521442, 695256, 782163, 1042884, 1564326, 2085768, 2346489, 3128652, 4692978, 6257304, 9385956, 18771912]

約数ペア:

[(1, 18771912), (2, 9385956), (3, 6257304), (4, 4692978), (6, 3128652), (8, 2346489), (9, 2085768), (12, 1564326), (18, 1042884), (24, 782163), (27, 695256), (36, 521442), (54, 347628), (59, 318168), (72, 260721), (81, 231752), (108, 173814), (118, 159084), (162, 115876), (177, 106056), (216, 86907), (236, 79542), (324, 57938), (354, 53028), (472, 39771), (491, 38232), (531, 35352), (648, 28969), (708, 26514), (982, 19116), (1062, 17676), (1416, 13257), (1473, 12744), (1593, 11784), (1964, 9558), (2124, 8838), (2946, 6372), (3186, 5892), (3928, 4779), (4248, 4419)]