1638221268

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{36473}}^1$

素因数の和:36696

約数の個数: 48

約数和(自身を含む): 4044237120

約数和(自身を除く): 2406015852

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 197, 228, 394, 591, 788, 1182, 2364, 3743, 7486, 11229, 14972, 22458, 36473, 44916, 72946, 109419, 145892, 218838, 437676, 692987, 1385974, 2078961, 2771948, 4157922, 7185181, 8315844, 14370362, 21555543, 28740724, 43111086, 86222172, 136518439, 273036878, 409555317, 546073756, 819110634, 1638221268]

約数ペア:

[(1, 1638221268), (2, 819110634), (3, 546073756), (4, 409555317), (6, 273036878), (12, 136518439), (19, 86222172), (38, 43111086), (57, 28740724), (76, 21555543), (114, 14370362), (197, 8315844), (228, 7185181), (394, 4157922), (591, 2771948), (788, 2078961), (1182, 1385974), (2364, 692987), (3743, 437676), (7486, 218838), (11229, 145892), (14972, 109419), (22458, 72946), (36473, 44916)]