19533486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 47397888

約数和(自身を除く): 27864402

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 73, 138, 146, 161, 219, 277, 322, 438, 483, 511, 554, 831, 966, 1022, 1533, 1662, 1679, 1939, 3066, 3358, 3878, 5037, 5817, 6371, 10074, 11634, 11753, 12742, 19113, 20221, 23506, 35259, 38226, 40442, 44597, 60663, 70518, 89194, 121326, 133791, 141547, 267582, 283094, 424641, 465083, 849282, 930166, 1395249, 2790498, 3255581, 6511162, 9766743, 19533486]

約数ペア:

[(1, 19533486), (2, 9766743), (3, 6511162), (6, 3255581), (7, 2790498), (14, 1395249), (21, 930166), (23, 849282), (42, 465083), (46, 424641), (69, 283094), (73, 267582), (138, 141547), (146, 133791), (161, 121326), (219, 89194), (277, 70518), (322, 60663), (438, 44597), (483, 40442), (511, 38226), (554, 35259), (831, 23506), (966, 20221), (1022, 19113), (1533, 12742), (1662, 11753), (1679, 11634), (1939, 10074), (3066, 6371), (3358, 5817), (3878, 5037)]