16121904

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 43604352

約数和(自身を除く): 27482448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 73, 86, 107, 129, 146, 172, 214, 219, 258, 292, 321, 344, 428, 438, 516, 584, 642, 688, 856, 876, 1032, 1168, 1284, 1712, 1752, 2064, 2568, 3139, 3504, 4601, 5136, 6278, 7811, 9202, 9417, 12556, 13803, 15622, 18404, 18834, 23433, 25112, 27606, 31244, 36808, 37668, 46866, 50224, 55212, 62488, 73616, 75336, 93732, 110424, 124976, 150672, 187464, 220848, 335873, 374928, 671746, 1007619, 1343492, 2015238, 2686984, 4030476, 5373968, 8060952, 16121904]

約数ペア:

[(1, 16121904), (2, 8060952), (3, 5373968), (4, 4030476), (6, 2686984), (8, 2015238), (12, 1343492), (16, 1007619), (24, 671746), (43, 374928), (48, 335873), (73, 220848), (86, 187464), (107, 150672), (129, 124976), (146, 110424), (172, 93732), (214, 75336), (219, 73616), (258, 62488), (292, 55212), (321, 50224), (344, 46866), (428, 37668), (438, 36808), (516, 31244), (584, 27606), (642, 25112), (688, 23433), (856, 18834), (876, 18404), (1032, 15622), (1168, 13803), (1284, 12556), (1712, 9417), (1752, 9202), (2064, 7811), (2568, 6278), (3139, 5136), (3504, 4601)]