18211410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 54767232

約数和(自身を除く): 36555822

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 137, 210, 211, 274, 315, 411, 422, 630, 633, 685, 822, 959, 1055, 1233, 1266, 1370, 1477, 1899, 1918, 2055, 2110, 2466, 2877, 2954, 3165, 3798, 4110, 4431, 4795, 5754, 6165, 6330, 7385, 8631, 8862, 9495, 9590, 12330, 13293, 14385, 14770, 17262, 18990, 22155, 26586, 28770, 28907, 43155, 44310, 57814, 66465, 86310, 86721, 132930, 144535, 173442, 202349, 260163, 289070, 404698, 433605, 520326, 607047, 867210, 1011745, 1214094, 1300815, 1821141, 2023490, 2601630, 3035235, 3642282, 6070470, 9105705, 18211410]

約数ペア:

[(1, 18211410), (2, 9105705), (3, 6070470), (5, 3642282), (6, 3035235), (7, 2601630), (9, 2023490), (10, 1821141), (14, 1300815), (15, 1214094), (18, 1011745), (21, 867210), (30, 607047), (35, 520326), (42, 433605), (45, 404698), (63, 289070), (70, 260163), (90, 202349), (105, 173442), (126, 144535), (137, 132930), (210, 86721), (211, 86310), (274, 66465), (315, 57814), (411, 44310), (422, 43155), (630, 28907), (633, 28770), (685, 26586), (822, 22155), (959, 18990), (1055, 17262), (1233, 14770), (1266, 14385), (1370, 13293), (1477, 12330), (1899, 9590), (1918, 9495), (2055, 8862), (2110, 8631), (2466, 7385), (2877, 6330), (2954, 6165), (3165, 5754), (3798, 4795), (4110, 4431)]