15551956

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 36126720

約数和(自身を除く): 20574764

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 31, 38, 41, 46, 62, 76, 82, 92, 124, 133, 161, 164, 217, 266, 287, 322, 434, 437, 532, 574, 589, 644, 713, 779, 868, 874, 943, 1148, 1178, 1271, 1426, 1558, 1748, 1886, 2356, 2542, 2852, 3059, 3116, 3772, 4123, 4991, 5084, 5453, 6118, 6601, 8246, 8897, 9982, 10906, 12236, 13202, 13547, 16492, 17794, 17917, 19964, 21812, 24149, 26404, 27094, 29233, 35588, 35834, 48298, 54188, 58466, 71668, 94829, 96596, 116932, 125419, 169043, 189658, 204631, 250838, 338086, 379316, 409262, 501676, 555427, 676172, 818524, 1110854, 2221708, 3887989, 7775978, 15551956]

約数ペア:

[(1, 15551956), (2, 7775978), (4, 3887989), (7, 2221708), (14, 1110854), (19, 818524), (23, 676172), (28, 555427), (31, 501676), (38, 409262), (41, 379316), (46, 338086), (62, 250838), (76, 204631), (82, 189658), (92, 169043), (124, 125419), (133, 116932), (161, 96596), (164, 94829), (217, 71668), (266, 58466), (287, 54188), (322, 48298), (434, 35834), (437, 35588), (532, 29233), (574, 27094), (589, 26404), (644, 24149), (713, 21812), (779, 19964), (868, 17917), (874, 17794), (943, 16492), (1148, 13547), (1178, 13202), (1271, 12236), (1426, 10906), (1558, 9982), (1748, 8897), (1886, 8246), (2356, 6601), (2542, 6118), (2852, 5453), (3059, 5084), (3116, 4991), (3772, 4123)]