16879562

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 16298038

約数列:

[1, 2, 7, 14, 19, 23, 31, 38, 46, 62, 89, 133, 161, 178, 217, 266, 322, 434, 437, 589, 623, 713, 874, 1178, 1246, 1426, 1691, 2047, 2759, 3059, 3382, 4094, 4123, 4991, 5518, 6118, 8246, 9982, 11837, 13547, 14329, 19313, 23674, 27094, 28658, 38626, 38893, 52421, 63457, 77786, 94829, 104842, 126914, 189658, 272251, 366947, 444199, 544502, 733894, 888398, 1205683, 2411366, 8439781, 16879562]

約数ペア:

[(1, 16879562), (2, 8439781), (7, 2411366), (14, 1205683), (19, 888398), (23, 733894), (31, 544502), (38, 444199), (46, 366947), (62, 272251), (89, 189658), (133, 126914), (161, 104842), (178, 94829), (217, 77786), (266, 63457), (322, 52421), (434, 38893), (437, 38626), (589, 28658), (623, 27094), (713, 23674), (874, 19313), (1178, 14329), (1246, 13547), (1426, 11837), (1691, 9982), (2047, 8246), (2759, 6118), (3059, 5518), (3382, 4991), (4094, 4123)]