201918016

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3533}}^1$

素因数の和:3611

約数の個数: 56

約数和(自身を含む): 430865280

約数和(自身を除く): 228947264

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1216, 1504, 1786, 3008, 3533, 3572, 7066, 7144, 14132, 14288, 28264, 28576, 56528, 57152, 67127, 113056, 134254, 166051, 226112, 268508, 332102, 537016, 664204, 1074032, 1328408, 2148064, 2656816, 3154969, 4296128, 5313632, 6309938, 10627264, 12619876, 25239752, 50479504, 100959008, 201918016]

約数ペア:

[(1, 201918016), (2, 100959008), (4, 50479504), (8, 25239752), (16, 12619876), (19, 10627264), (32, 6309938), (38, 5313632), (47, 4296128), (64, 3154969), (76, 2656816), (94, 2148064), (152, 1328408), (188, 1074032), (304, 664204), (376, 537016), (608, 332102), (752, 268508), (893, 226112), (1216, 166051), (1504, 134254), (1786, 113056), (3008, 67127), (3533, 57152), (3572, 56528), (7066, 28576), (7144, 28264), (14132, 14288)]