18444636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1$

素因数の和:1451

約数の個数: 72

約数和(自身を含む): 54329184

約数和(自身を除く): 35884548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1381, 1484, 1908, 2226, 2762, 3339, 4143, 4452, 5524, 6678, 8286, 9667, 12429, 13356, 16572, 19334, 24858, 29001, 38668, 49716, 58002, 73193, 87003, 116004, 146386, 174006, 219579, 292772, 348012, 439158, 512351, 658737, 878316, 1024702, 1317474, 1537053, 2049404, 2634948, 3074106, 4611159, 6148212, 9222318, 18444636]

約数ペア:

[(1, 18444636), (2, 9222318), (3, 6148212), (4, 4611159), (6, 3074106), (7, 2634948), (9, 2049404), (12, 1537053), (14, 1317474), (18, 1024702), (21, 878316), (28, 658737), (36, 512351), (42, 439158), (53, 348012), (63, 292772), (84, 219579), (106, 174006), (126, 146386), (159, 116004), (212, 87003), (252, 73193), (318, 58002), (371, 49716), (477, 38668), (636, 29001), (742, 24858), (954, 19334), (1113, 16572), (1381, 13356), (1484, 12429), (1908, 9667), (2226, 8286), (2762, 6678), (3339, 5524), (4143, 4452)]