20814704

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8731}}^1$

素因数の和:8888

約数の個数: 20

約数和(自身を含む): 40603800

約数和(自身を除く): 19789096

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8731, 17462, 34924, 69848, 139696, 1300919, 2601838, 5203676, 10407352, 20814704]

約数ペア:

[(1, 20814704), (2, 10407352), (4, 5203676), (8, 2601838), (16, 1300919), (149, 139696), (298, 69848), (596, 34924), (1192, 17462), (2384, 8731)]