187811238

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 418037760

約数和(自身を除く): 230226522

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 83, 114, 138, 166, 249, 437, 498, 863, 874, 1311, 1577, 1726, 1909, 2589, 2622, 3154, 3818, 4731, 5178, 5727, 9462, 11454, 16397, 19849, 32794, 36271, 39698, 49191, 59547, 71629, 72542, 98382, 108813, 119094, 143258, 214887, 217626, 377131, 429774, 754262, 1131393, 1360951, 1647467, 2262786, 2721902, 3294934, 4082853, 4942401, 8165706, 9884802, 31301873, 62603746, 93905619, 187811238]

約数ペア:

[(1, 187811238), (2, 93905619), (3, 62603746), (6, 31301873), (19, 9884802), (23, 8165706), (38, 4942401), (46, 4082853), (57, 3294934), (69, 2721902), (83, 2262786), (114, 1647467), (138, 1360951), (166, 1131393), (249, 754262), (437, 429774), (498, 377131), (863, 217626), (874, 214887), (1311, 143258), (1577, 119094), (1726, 108813), (1909, 98382), (2589, 72542), (2622, 71629), (3154, 59547), (3818, 49191), (4731, 39698), (5178, 36271), (5727, 32794), (9462, 19849), (11454, 16397)]