198646144

素因数分解:

$2^7\times {\mathrm{163}}^1\times {\mathrm{9521}}^1$

素因数の和:9698

約数の個数: 32

約数和(自身を含む): 398210040

約数和(自身を除く): 199563896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 326, 652, 1304, 2608, 5216, 9521, 10432, 19042, 20864, 38084, 76168, 152336, 304672, 609344, 1218688, 1551923, 3103846, 6207692, 12415384, 24830768, 49661536, 99323072, 198646144]

約数ペア:

[(1, 198646144), (2, 99323072), (4, 49661536), (8, 24830768), (16, 12415384), (32, 6207692), (64, 3103846), (128, 1551923), (163, 1218688), (326, 609344), (652, 304672), (1304, 152336), (2608, 76168), (5216, 38084), (9521, 20864), (10432, 19042)]