20194373368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{662719}}^1$

素因数の和:663031

約数の個数: 32

約数和(自身を含む): 40916332800

約数和(自身を除く): 20721959432

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 293, 586, 1172, 2344, 3809, 7618, 15236, 30472, 662719, 1325438, 2650876, 5301752, 8615347, 17230694, 34461388, 68922776, 194176667, 388353334, 776706668, 1553413336, 2524296671, 5048593342, 10097186684, 20194373368]

約数ペア:

[(1, 20194373368), (2, 10097186684), (4, 5048593342), (8, 2524296671), (13, 1553413336), (26, 776706668), (52, 388353334), (104, 194176667), (293, 68922776), (586, 34461388), (1172, 17230694), (2344, 8615347), (3809, 5301752), (7618, 2650876), (15236, 1325438), (30472, 662719)]