16115990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 33611760

約数和(自身を除く): 17495770

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 701, 1045, 1210, 1402, 2090, 2299, 3505, 4598, 7010, 7711, 11495, 13319, 15422, 22990, 26638, 38555, 66595, 77110, 84821, 133190, 146509, 169642, 293018, 424105, 732545, 848210, 1465090, 1611599, 3223198, 8057995, 16115990]

約数ペア:

[(1, 16115990), (2, 8057995), (5, 3223198), (10, 1611599), (11, 1465090), (19, 848210), (22, 732545), (38, 424105), (55, 293018), (95, 169642), (110, 146509), (121, 133190), (190, 84821), (209, 77110), (242, 66595), (418, 38555), (605, 26638), (701, 22990), (1045, 15422), (1210, 13319), (1402, 11495), (2090, 7711), (2299, 7010), (3505, 4598)]