19179838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12338882

約数列:

[1, 2, 23, 37, 46, 59, 74, 118, 191, 382, 851, 1357, 1702, 2183, 2714, 4366, 4393, 7067, 8786, 11269, 14134, 22538, 50209, 100418, 162541, 259187, 325082, 416953, 518374, 833906, 9589919, 19179838]

約数ペア:

[(1, 19179838), (2, 9589919), (23, 833906), (37, 518374), (46, 416953), (59, 325082), (74, 259187), (118, 162541), (191, 100418), (382, 50209), (851, 22538), (1357, 14134), (1702, 11269), (2183, 8786), (2714, 7067), (4366, 4393)]