201695216

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{159569}}^1$

素因数の和:159656

約数の個数: 20

約数和(自身を含む): 395733600

約数和(自身を除く): 194038384

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 159569, 319138, 638276, 1276552, 2553104, 12605951, 25211902, 50423804, 100847608, 201695216]

約数ペア:

[(1, 201695216), (2, 100847608), (4, 50423804), (8, 25211902), (16, 12605951), (79, 2553104), (158, 1276552), (316, 638276), (632, 319138), (1264, 159569)]