18906492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 50274000

約数和(自身を除く): 31367508

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 121, 132, 174, 242, 319, 348, 363, 449, 484, 638, 726, 898, 957, 1276, 1347, 1452, 1796, 1914, 2694, 3509, 3828, 4939, 5388, 7018, 9878, 10527, 13021, 14036, 14817, 19756, 21054, 26042, 29634, 39063, 42108, 52084, 54329, 59268, 78126, 108658, 143231, 156252, 162987, 217316, 286462, 325974, 429693, 572924, 651948, 859386, 1575541, 1718772, 3151082, 4726623, 6302164, 9453246, 18906492]

約数ペア:

[(1, 18906492), (2, 9453246), (3, 6302164), (4, 4726623), (6, 3151082), (11, 1718772), (12, 1575541), (22, 859386), (29, 651948), (33, 572924), (44, 429693), (58, 325974), (66, 286462), (87, 217316), (116, 162987), (121, 156252), (132, 143231), (174, 108658), (242, 78126), (319, 59268), (348, 54329), (363, 52084), (449, 42108), (484, 39063), (638, 29634), (726, 26042), (898, 21054), (957, 19756), (1276, 14817), (1347, 14036), (1452, 13021), (1796, 10527), (1914, 9878), (2694, 7018), (3509, 5388), (3828, 4939)]