18108455872

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{40231}}^1$

素因数の和:40797

約数の個数: 56

約数和(自身を含む): 38770612832

約数和(自身を除く): 20662156960

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 541, 832, 1082, 2164, 4328, 7033, 8656, 14066, 17312, 28132, 34624, 40231, 56264, 80462, 112528, 160924, 225056, 321848, 450112, 523003, 643696, 1046006, 1287392, 2092012, 2574784, 4184024, 8368048, 16736096, 21764971, 33472192, 43529942, 87059884, 174119768, 282944623, 348239536, 565889246, 696479072, 1131778492, 1392958144, 2263556984, 4527113968, 9054227936, 18108455872]

約数ペア:

[(1, 18108455872), (2, 9054227936), (4, 4527113968), (8, 2263556984), (13, 1392958144), (16, 1131778492), (26, 696479072), (32, 565889246), (52, 348239536), (64, 282944623), (104, 174119768), (208, 87059884), (416, 43529942), (541, 33472192), (832, 21764971), (1082, 16736096), (2164, 8368048), (4328, 4184024), (7033, 2574784), (8656, 2092012), (14066, 1287392), (17312, 1046006), (28132, 643696), (34624, 523003), (40231, 450112), (56264, 321848), (80462, 225056), (112528, 160924)]