18965322

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 42625440

約数和(自身を除く): 23660118

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 107, 129, 214, 229, 258, 321, 387, 458, 642, 687, 774, 963, 1374, 1926, 2061, 4122, 4601, 9202, 9847, 13803, 19694, 24503, 27606, 29541, 41409, 49006, 59082, 73509, 82818, 88623, 147018, 177246, 220527, 441054, 1053629, 2107258, 3160887, 6321774, 9482661, 18965322]

約数ペア:

[(1, 18965322), (2, 9482661), (3, 6321774), (6, 3160887), (9, 2107258), (18, 1053629), (43, 441054), (86, 220527), (107, 177246), (129, 147018), (214, 88623), (229, 82818), (258, 73509), (321, 59082), (387, 49006), (458, 41409), (642, 29541), (687, 27606), (774, 24503), (963, 19694), (1374, 13803), (1926, 9847), (2061, 9202), (4122, 4601)]