19729984

素因数分解:

$2^6\times {\mathrm{149}}^1\times {\mathrm{2069}}^1$

素因数の和:2230

約数の個数: 28

約数和(自身を含む): 39433500

約数和(自身を除く): 19703516

約数列:

[1, 2, 4, 8, 16, 32, 64, 149, 298, 596, 1192, 2069, 2384, 4138, 4768, 8276, 9536, 16552, 33104, 66208, 132416, 308281, 616562, 1233124, 2466248, 4932496, 9864992, 19729984]

約数ペア:

[(1, 19729984), (2, 9864992), (4, 4932496), (8, 2466248), (16, 1233124), (32, 616562), (64, 308281), (149, 132416), (298, 66208), (596, 33104), (1192, 16552), (2069, 9536), (2384, 8276), (4138, 4768)]