20762514

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 49017600

約数和(自身を除く): 28255086

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 73, 138, 146, 207, 219, 229, 414, 438, 458, 621, 657, 687, 1242, 1314, 1374, 1679, 1971, 2061, 3358, 3942, 4122, 5037, 5267, 6183, 10074, 10534, 12366, 15111, 15801, 16717, 30222, 31602, 33434, 45333, 47403, 50151, 90666, 94806, 100302, 142209, 150453, 284418, 300906, 384491, 451359, 768982, 902718, 1153473, 2306946, 3460419, 6920838, 10381257, 20762514]

約数ペア:

[(1, 20762514), (2, 10381257), (3, 6920838), (6, 3460419), (9, 2306946), (18, 1153473), (23, 902718), (27, 768982), (46, 451359), (54, 384491), (69, 300906), (73, 284418), (138, 150453), (146, 142209), (207, 100302), (219, 94806), (229, 90666), (414, 50151), (438, 47403), (458, 45333), (621, 33434), (657, 31602), (687, 30222), (1242, 16717), (1314, 15801), (1374, 15111), (1679, 12366), (1971, 10534), (2061, 10074), (3358, 6183), (3942, 5267), (4122, 5037)]