18443268

素因数分解:

$2^2\times 3^3\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 48048000

約数和(自身を除く): 29604732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 389, 439, 778, 878, 1167, 1317, 1556, 1756, 2334, 2634, 3501, 3951, 4668, 5268, 7002, 7902, 10503, 11853, 14004, 15804, 21006, 23706, 42012, 47412, 170771, 341542, 512313, 683084, 1024626, 1536939, 2049252, 3073878, 4610817, 6147756, 9221634, 18443268]

約数ペア:

[(1, 18443268), (2, 9221634), (3, 6147756), (4, 4610817), (6, 3073878), (9, 2049252), (12, 1536939), (18, 1024626), (27, 683084), (36, 512313), (54, 341542), (108, 170771), (389, 47412), (439, 42012), (778, 23706), (878, 21006), (1167, 15804), (1317, 14004), (1556, 11853), (1756, 10503), (2334, 7902), (2634, 7002), (3501, 5268), (3951, 4668)]