18188434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 31959360

約数和(自身を除く): 13770926

約数列:

[1, 2, 11, 19, 22, 38, 53, 106, 209, 418, 583, 821, 1007, 1166, 1642, 2014, 9031, 11077, 15599, 18062, 22154, 31198, 43513, 87026, 171589, 343178, 478643, 826747, 957286, 1653494, 9094217, 18188434]

約数ペア:

[(1, 18188434), (2, 9094217), (11, 1653494), (19, 957286), (22, 826747), (38, 478643), (53, 343178), (106, 171589), (209, 87026), (418, 43513), (583, 31198), (821, 22154), (1007, 18062), (1166, 15599), (1642, 11077), (2014, 9031)]