20784210918

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1\times {\mathrm{24977}}^1$

素因数の和:25732

約数の個数: 32

約数和(自身を含む): 41795187840

約数和(自身を除く): 21010976922

約数列:

[1, 2, 3, 6, 331, 419, 662, 838, 993, 1257, 1986, 2514, 24977, 49954, 74931, 138689, 149862, 277378, 416067, 832134, 8267387, 10465363, 16534774, 20930726, 24802161, 31396089, 49604322, 62792178, 3464035153, 6928070306, 10392105459, 20784210918]

約数ペア:

[(1, 20784210918), (2, 10392105459), (3, 6928070306), (6, 3464035153), (331, 62792178), (419, 49604322), (662, 31396089), (838, 24802161), (993, 20930726), (1257, 16534774), (1986, 10465363), (2514, 8267387), (24977, 832134), (49954, 416067), (74931, 277378), (138689, 149862)]