197317136

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{81671}}^1$

素因数の和:81830

約数の個数: 20

約数和(自身を含む): 384838464

約数和(自身を除く): 187521328

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 81671, 163342, 326684, 653368, 1306736, 12332321, 24664642, 49329284, 98658568, 197317136]

約数ペア:

[(1, 197317136), (2, 98658568), (4, 49329284), (8, 24664642), (16, 12332321), (151, 1306736), (302, 653368), (604, 326684), (1208, 163342), (2416, 81671)]