19534966

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{907}}^1$

素因数の和:1020

約数の個数: 24

約数和(自身を含む): 32606280

約数和(自身を除く): 13071314

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 907, 979, 1814, 1958, 9977, 10769, 19954, 21538, 80723, 109747, 161446, 219494, 887953, 1775906, 9767483, 19534966]

約数ペア:

[(1, 19534966), (2, 9767483), (11, 1775906), (22, 887953), (89, 219494), (121, 161446), (178, 109747), (242, 80723), (907, 21538), (979, 19954), (1814, 10769), (1958, 9977)]