18456372

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:274

約数の個数: 108

約数和(自身を含む): 54221440

約数和(自身を除く): 35765068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 121, 132, 171, 198, 209, 223, 228, 242, 342, 363, 396, 418, 446, 484, 627, 669, 684, 726, 836, 892, 1089, 1254, 1338, 1452, 1881, 2007, 2178, 2299, 2453, 2508, 2676, 3762, 4014, 4237, 4356, 4598, 4906, 6897, 7359, 7524, 8028, 8474, 9196, 9812, 12711, 13794, 14718, 16948, 20691, 22077, 25422, 26983, 27588, 29436, 38133, 41382, 44154, 46607, 50844, 53966, 76266, 80949, 82764, 88308, 93214, 107932, 139821, 152532, 161898, 186428, 242847, 279642, 323796, 419463, 485694, 512677, 559284, 838926, 971388, 1025354, 1538031, 1677852, 2050708, 3076062, 4614093, 6152124, 9228186, 18456372]

約数ペア:

[(1, 18456372), (2, 9228186), (3, 6152124), (4, 4614093), (6, 3076062), (9, 2050708), (11, 1677852), (12, 1538031), (18, 1025354), (19, 971388), (22, 838926), (33, 559284), (36, 512677), (38, 485694), (44, 419463), (57, 323796), (66, 279642), (76, 242847), (99, 186428), (114, 161898), (121, 152532), (132, 139821), (171, 107932), (198, 93214), (209, 88308), (223, 82764), (228, 80949), (242, 76266), (342, 53966), (363, 50844), (396, 46607), (418, 44154), (446, 41382), (484, 38133), (627, 29436), (669, 27588), (684, 26983), (726, 25422), (836, 22077), (892, 20691), (1089, 16948), (1254, 14718), (1338, 13794), (1452, 12711), (1881, 9812), (2007, 9196), (2178, 8474), (2299, 8028), (2453, 7524), (2508, 7359), (2676, 6897), (3762, 4906), (4014, 4598), (4237, 4356)]