197163944

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{4513}}^1$

素因数の和:4689

約数の個数: 32

約数和(自身を含む): 381342720

約数和(自身を除く): 184178776

約数列:

[1, 2, 4, 8, 43, 86, 127, 172, 254, 344, 508, 1016, 4513, 5461, 9026, 10922, 18052, 21844, 36104, 43688, 194059, 388118, 573151, 776236, 1146302, 1552472, 2292604, 4585208, 24645493, 49290986, 98581972, 197163944]

約数ペア:

[(1, 197163944), (2, 98581972), (4, 49290986), (8, 24645493), (43, 4585208), (86, 2292604), (127, 1552472), (172, 1146302), (254, 776236), (344, 573151), (508, 388118), (1016, 194059), (4513, 43688), (5461, 36104), (9026, 21844), (10922, 18052)]