208291984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{1217}}^1$

素因数の和:1807

約数の個数: 40

約数和(自身を含む): 425910240

約数和(自身を除く): 217618256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 563, 1126, 1217, 2252, 2434, 4504, 4868, 9008, 9736, 10697, 19472, 21394, 23123, 42788, 46246, 85576, 92492, 171152, 184984, 369968, 685171, 1370342, 2740684, 5481368, 10962736, 13018249, 26036498, 52072996, 104145992, 208291984]

約数ペア:

[(1, 208291984), (2, 104145992), (4, 52072996), (8, 26036498), (16, 13018249), (19, 10962736), (38, 5481368), (76, 2740684), (152, 1370342), (304, 685171), (563, 369968), (1126, 184984), (1217, 171152), (2252, 92492), (2434, 85576), (4504, 46246), (4868, 42788), (9008, 23123), (9736, 21394), (10697, 19472)]