18266724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 53202240

約数和(自身を除く): 34935516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 173, 252, 346, 419, 519, 692, 838, 1038, 1211, 1257, 1557, 1676, 2076, 2422, 2514, 2933, 3114, 3633, 3771, 4844, 5028, 5866, 6228, 7266, 7542, 8799, 10899, 11732, 14532, 15084, 17598, 21798, 26397, 35196, 43596, 52794, 72487, 105588, 144974, 217461, 289948, 434922, 507409, 652383, 869844, 1014818, 1304766, 1522227, 2029636, 2609532, 3044454, 4566681, 6088908, 9133362, 18266724]

約数ペア:

[(1, 18266724), (2, 9133362), (3, 6088908), (4, 4566681), (6, 3044454), (7, 2609532), (9, 2029636), (12, 1522227), (14, 1304766), (18, 1014818), (21, 869844), (28, 652383), (36, 507409), (42, 434922), (63, 289948), (84, 217461), (126, 144974), (173, 105588), (252, 72487), (346, 52794), (419, 43596), (519, 35196), (692, 26397), (838, 21798), (1038, 17598), (1211, 15084), (1257, 14532), (1557, 11732), (1676, 10899), (2076, 8799), (2422, 7542), (2514, 7266), (2933, 6228), (3114, 5866), (3633, 5028), (3771, 4844)]