20798942458

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3399631}}^1$

素因数の和:3399682

約数の個数: 32

約数和(自身を含む): 39163760640

約数和(自身を除く): 18364818182

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 6118, 3399631, 6799262, 23797417, 47594834, 64592989, 78191513, 129185978, 156383026, 452150923, 547340591, 904301846, 1094681182, 1485638747, 2971277494, 10399471229, 20798942458]

約数ペア:

[(1, 20798942458), (2, 10399471229), (7, 2971277494), (14, 1485638747), (19, 1094681182), (23, 904301846), (38, 547340591), (46, 452150923), (133, 156383026), (161, 129185978), (266, 78191513), (322, 64592989), (437, 47594834), (874, 23797417), (3059, 6799262), (6118, 3399631)]