20165356970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4263289}}^1$

素因数の和:4263350

約数の個数: 32

約数和(自身を含む): 40518308160

約数和(自身を除く): 20352951190

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 4263289, 8526578, 21316445, 42632890, 46896179, 93792358, 183321427, 234480895, 366642854, 468961790, 916607135, 1833214270, 2016535697, 4033071394, 10082678485, 20165356970]

約数ペア:

[(1, 20165356970), (2, 10082678485), (5, 4033071394), (10, 2016535697), (11, 1833214270), (22, 916607135), (43, 468961790), (55, 366642854), (86, 234480895), (110, 183321427), (215, 93792358), (430, 46896179), (473, 42632890), (946, 21316445), (2365, 8526578), (4730, 4263289)]