19547406

素因数分解:

$2^1\times 3^7\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 45460800

約数和(自身を除く): 25913394

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 109, 123, 162, 218, 243, 246, 327, 369, 486, 654, 729, 738, 981, 1107, 1458, 1962, 2187, 2214, 2943, 3321, 4374, 4469, 5886, 6642, 8829, 8938, 9963, 13407, 17658, 19926, 26487, 26814, 29889, 40221, 52974, 59778, 79461, 80442, 89667, 120663, 158922, 179334, 238383, 241326, 361989, 476766, 723978, 1085967, 2171934, 3257901, 6515802, 9773703, 19547406]

約数ペア:

[(1, 19547406), (2, 9773703), (3, 6515802), (6, 3257901), (9, 2171934), (18, 1085967), (27, 723978), (41, 476766), (54, 361989), (81, 241326), (82, 238383), (109, 179334), (123, 158922), (162, 120663), (218, 89667), (243, 80442), (246, 79461), (327, 59778), (369, 52974), (486, 40221), (654, 29889), (729, 26814), (738, 26487), (981, 19926), (1107, 17658), (1458, 13407), (1962, 9963), (2187, 8938), (2214, 8829), (2943, 6642), (3321, 5886), (4374, 4469)]