18875248

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1327}}^1$

素因数の和:1469

約数の個数: 40

約数和(自身を含む): 42156032

約数和(自身を除く): 23280784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1327, 1778, 2032, 2654, 3556, 5308, 7112, 9289, 10616, 14224, 18578, 21232, 37156, 74312, 148624, 168529, 337058, 674116, 1179703, 1348232, 2359406, 2696464, 4718812, 9437624, 18875248]

約数ペア:

[(1, 18875248), (2, 9437624), (4, 4718812), (7, 2696464), (8, 2359406), (14, 1348232), (16, 1179703), (28, 674116), (56, 337058), (112, 168529), (127, 148624), (254, 74312), (508, 37156), (889, 21232), (1016, 18578), (1327, 14224), (1778, 10616), (2032, 9289), (2654, 7112), (3556, 5308)]