18731412

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{2753}}^1$

素因数の和:2779

約数の個数: 72

約数和(自身を含む): 56137536

約数和(自身を除く): 37406124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 2753, 3402, 5506, 6804, 8259, 11012, 16518, 19271, 24777, 33036, 38542, 49554, 57813, 74331, 77084, 99108, 115626, 148662, 173439, 222993, 231252, 297324, 346878, 445986, 520317, 668979, 693756, 891972, 1040634, 1337958, 1560951, 2081268, 2675916, 3121902, 4682853, 6243804, 9365706, 18731412]

約数ペア:

[(1, 18731412), (2, 9365706), (3, 6243804), (4, 4682853), (6, 3121902), (7, 2675916), (9, 2081268), (12, 1560951), (14, 1337958), (18, 1040634), (21, 891972), (27, 693756), (28, 668979), (36, 520317), (42, 445986), (54, 346878), (63, 297324), (81, 231252), (84, 222993), (108, 173439), (126, 148662), (162, 115626), (189, 99108), (243, 77084), (252, 74331), (324, 57813), (378, 49554), (486, 38542), (567, 33036), (756, 24777), (972, 19271), (1134, 16518), (1701, 11012), (2268, 8259), (2753, 6804), (3402, 5506)]