208808216

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{3407}}^1$

素因数の和:3623

約数の個数: 32

約数和(自身を含む): 402416640

約数和(自身を除く): 193608424

約数列:

[1, 2, 4, 8, 47, 94, 163, 188, 326, 376, 652, 1304, 3407, 6814, 7661, 13628, 15322, 27256, 30644, 61288, 160129, 320258, 555341, 640516, 1110682, 1281032, 2221364, 4442728, 26101027, 52202054, 104404108, 208808216]

約数ペア:

[(1, 208808216), (2, 104404108), (4, 52202054), (8, 26101027), (47, 4442728), (94, 2221364), (163, 1281032), (188, 1110682), (326, 640516), (376, 555341), (652, 320258), (1304, 160129), (3407, 61288), (6814, 30644), (7661, 27256), (13628, 15322)]