19704410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{661}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 38893824

約数和(自身を除く): 19189414

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 661, 1322, 1355, 2710, 2981, 3305, 5962, 6610, 7271, 14542, 14905, 29810, 36355, 72710, 179131, 358262, 895655, 1791310, 1970441, 3940882, 9852205, 19704410]

約数ペア:

[(1, 19704410), (2, 9852205), (5, 3940882), (10, 1970441), (11, 1791310), (22, 895655), (55, 358262), (110, 179131), (271, 72710), (542, 36355), (661, 29810), (1322, 14905), (1355, 14542), (2710, 7271), (2981, 6610), (3305, 5962)]