18659394

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3467}}^1$

素因数の和:3511

約数の個数: 48

約数和(自身を含む): 45444672

約数和(自身を除く): 26785278

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 3467, 5382, 6934, 10401, 20802, 31203, 45071, 62406, 79741, 90142, 135213, 159482, 239223, 270426, 405639, 478446, 717669, 811278, 1036633, 1435338, 2073266, 3109899, 6219798, 9329697, 18659394]

約数ペア:

[(1, 18659394), (2, 9329697), (3, 6219798), (6, 3109899), (9, 2073266), (13, 1435338), (18, 1036633), (23, 811278), (26, 717669), (39, 478446), (46, 405639), (69, 270426), (78, 239223), (117, 159482), (138, 135213), (207, 90142), (234, 79741), (299, 62406), (414, 45071), (598, 31203), (897, 20802), (1794, 10401), (2691, 6934), (3467, 5382)]