20412942

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:965

約数の個数: 48

約数和(自身を含む): 46373376

約数和(自身を除く): 25960434

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 907, 1023, 1814, 2046, 2721, 3751, 5442, 7502, 9977, 11253, 19954, 22506, 28117, 29931, 56234, 59862, 84351, 109747, 168702, 219494, 309287, 329241, 618574, 658482, 927861, 1855722, 3402157, 6804314, 10206471, 20412942]

約数ペア:

[(1, 20412942), (2, 10206471), (3, 6804314), (6, 3402157), (11, 1855722), (22, 927861), (31, 658482), (33, 618574), (62, 329241), (66, 309287), (93, 219494), (121, 168702), (186, 109747), (242, 84351), (341, 59862), (363, 56234), (682, 29931), (726, 28117), (907, 22506), (1023, 19954), (1814, 11253), (2046, 9977), (2721, 7502), (3751, 5442)]