20154129844

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7167187}}^1$

素因数の和:7167247

約数の個数: 24

約数和(自身を含む): 38129440160

約数和(自身を除く): 17975310316

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 7167187, 14334374, 28668748, 136176553, 265185919, 272353106, 530371838, 544706212, 1060743676, 5038532461, 10077064922, 20154129844]

約数ペア:

[(1, 20154129844), (2, 10077064922), (4, 5038532461), (19, 1060743676), (37, 544706212), (38, 530371838), (74, 272353106), (76, 265185919), (148, 136176553), (703, 28668748), (1406, 14334374), (2812, 7167187)]