18606708

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 49311080

約数和(自身を除く): 30704372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 229, 244, 333, 366, 444, 458, 549, 666, 687, 732, 916, 1098, 1332, 1374, 2061, 2196, 2257, 2748, 4122, 4514, 6771, 8244, 8473, 9028, 13542, 13969, 16946, 20313, 25419, 27084, 27938, 33892, 40626, 41907, 50838, 55876, 76257, 81252, 83814, 101676, 125721, 152514, 167628, 251442, 305028, 502884, 516853, 1033706, 1550559, 2067412, 3101118, 4651677, 6202236, 9303354, 18606708]

約数ペア:

[(1, 18606708), (2, 9303354), (3, 6202236), (4, 4651677), (6, 3101118), (9, 2067412), (12, 1550559), (18, 1033706), (36, 516853), (37, 502884), (61, 305028), (74, 251442), (111, 167628), (122, 152514), (148, 125721), (183, 101676), (222, 83814), (229, 81252), (244, 76257), (333, 55876), (366, 50838), (444, 41907), (458, 40626), (549, 33892), (666, 27938), (687, 27084), (732, 25419), (916, 20313), (1098, 16946), (1332, 13969), (1374, 13542), (2061, 9028), (2196, 8473), (2257, 8244), (2748, 6771), (4122, 4514)]