20614566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 49545216

約数和(自身を除く): 28930650

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 71, 93, 142, 186, 213, 217, 223, 426, 434, 446, 497, 651, 669, 994, 1302, 1338, 1491, 1561, 2201, 2982, 3122, 4402, 4683, 6603, 6913, 9366, 13206, 13826, 15407, 15833, 20739, 30814, 31666, 41478, 46221, 47499, 48391, 92442, 94998, 96782, 110831, 145173, 221662, 290346, 332493, 490823, 664986, 981646, 1472469, 2944938, 3435761, 6871522, 10307283, 20614566]

約数ペア:

[(1, 20614566), (2, 10307283), (3, 6871522), (6, 3435761), (7, 2944938), (14, 1472469), (21, 981646), (31, 664986), (42, 490823), (62, 332493), (71, 290346), (93, 221662), (142, 145173), (186, 110831), (213, 96782), (217, 94998), (223, 92442), (426, 48391), (434, 47499), (446, 46221), (497, 41478), (651, 31666), (669, 30814), (994, 20739), (1302, 15833), (1338, 15407), (1491, 13826), (1561, 13206), (2201, 9366), (2982, 6913), (3122, 6603), (4402, 4683)]