19956594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 48420864

約数和(自身を除く): 28464270

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 73, 138, 146, 161, 219, 283, 322, 438, 483, 511, 566, 849, 966, 1022, 1533, 1679, 1698, 1981, 3066, 3358, 3962, 5037, 5943, 6509, 10074, 11753, 11886, 13018, 19527, 20659, 23506, 35259, 39054, 41318, 45563, 61977, 70518, 91126, 123954, 136689, 144613, 273378, 289226, 433839, 475157, 867678, 950314, 1425471, 2850942, 3326099, 6652198, 9978297, 19956594]

約数ペア:

[(1, 19956594), (2, 9978297), (3, 6652198), (6, 3326099), (7, 2850942), (14, 1425471), (21, 950314), (23, 867678), (42, 475157), (46, 433839), (69, 289226), (73, 273378), (138, 144613), (146, 136689), (161, 123954), (219, 91126), (283, 70518), (322, 61977), (438, 45563), (483, 41318), (511, 39054), (566, 35259), (849, 23506), (966, 20659), (1022, 19527), (1533, 13018), (1679, 11886), (1698, 11753), (1981, 10074), (3066, 6509), (3358, 5943), (3962, 5037)]