20876982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7001}}^1$

素因数の和:7084

約数の個数: 32

約数和(自身を含む): 48397824

約数和(自身を除く): 27520842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 7001, 14002, 21003, 42006, 49007, 98014, 147021, 294042, 497071, 994142, 1491213, 2982426, 3479497, 6958994, 10438491, 20876982]

約数ペア:

[(1, 20876982), (2, 10438491), (3, 6958994), (6, 3479497), (7, 2982426), (14, 1491213), (21, 994142), (42, 497071), (71, 294042), (142, 147021), (213, 98014), (426, 49007), (497, 42006), (994, 21003), (1491, 14002), (2982, 7001)]