18715696868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{71023}}^1$

素因数の和:71204

約数の個数: 48

約数和(自身を含む): 36726794496

約数和(自身を除く): 18011097628

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 113, 212, 226, 452, 583, 1166, 1243, 2332, 2486, 4972, 5989, 11978, 23956, 65879, 71023, 131758, 142046, 263516, 284092, 781253, 1562506, 3125012, 3764219, 7528438, 8025599, 15056876, 16051198, 32102396, 41406409, 82812818, 88281589, 165625636, 176563178, 353126356, 425356747, 850713494, 1701426988, 4678924217, 9357848434, 18715696868]

約数ペア:

[(1, 18715696868), (2, 9357848434), (4, 4678924217), (11, 1701426988), (22, 850713494), (44, 425356747), (53, 353126356), (106, 176563178), (113, 165625636), (212, 88281589), (226, 82812818), (452, 41406409), (583, 32102396), (1166, 16051198), (1243, 15056876), (2332, 8025599), (2486, 7528438), (4972, 3764219), (5989, 3125012), (11978, 1562506), (23956, 781253), (65879, 284092), (71023, 263516), (131758, 142046)]