19527046

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 19871354

約数列:

[1, 2, 7, 11, 14, 22, 23, 37, 46, 74, 77, 149, 154, 161, 253, 259, 298, 322, 407, 506, 518, 814, 851, 1043, 1639, 1702, 1771, 2086, 2849, 3278, 3427, 3542, 5513, 5698, 5957, 6854, 9361, 11026, 11473, 11914, 18722, 22946, 23989, 37697, 38591, 47978, 60643, 65527, 75394, 77182, 121286, 126799, 131054, 253598, 263879, 424501, 527758, 849002, 887593, 1394789, 1775186, 2789578, 9763523, 19527046]

約数ペア:

[(1, 19527046), (2, 9763523), (7, 2789578), (11, 1775186), (14, 1394789), (22, 887593), (23, 849002), (37, 527758), (46, 424501), (74, 263879), (77, 253598), (149, 131054), (154, 126799), (161, 121286), (253, 77182), (259, 75394), (298, 65527), (322, 60643), (407, 47978), (506, 38591), (518, 37697), (814, 23989), (851, 22946), (1043, 18722), (1639, 11914), (1702, 11473), (1771, 11026), (2086, 9361), (2849, 6854), (3278, 5957), (3427, 5698), (3542, 5513)]