16891798

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 17944682

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 77, 133, 154, 161, 209, 251, 253, 266, 322, 418, 437, 502, 506, 874, 1463, 1757, 1771, 2761, 2926, 3059, 3514, 3542, 4769, 4807, 5522, 5773, 6118, 9538, 9614, 11546, 19327, 33383, 33649, 38654, 40411, 52459, 63503, 66766, 67298, 80822, 104918, 109687, 127006, 219374, 367213, 444521, 734426, 767809, 889042, 1206557, 1535618, 2413114, 8445899, 16891798]

約数ペア:

[(1, 16891798), (2, 8445899), (7, 2413114), (11, 1535618), (14, 1206557), (19, 889042), (22, 767809), (23, 734426), (38, 444521), (46, 367213), (77, 219374), (133, 127006), (154, 109687), (161, 104918), (209, 80822), (251, 67298), (253, 66766), (266, 63503), (322, 52459), (418, 40411), (437, 38654), (502, 33649), (506, 33383), (874, 19327), (1463, 11546), (1757, 9614), (1771, 9538), (2761, 6118), (2926, 5773), (3059, 5522), (3514, 4807), (3542, 4769)]