20123507958

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{485161}}^1$

素因数の和:485420

約数の個数: 32

約数和(自身を含む): 41731694592

約数和(自身を除く): 21608186634

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 223, 446, 669, 1338, 6913, 13826, 20739, 41478, 485161, 970322, 1455483, 2910966, 15039991, 30079982, 45119973, 90239946, 108190903, 216381806, 324572709, 649145418, 3353917993, 6707835986, 10061753979, 20123507958]

約数ペア:

[(1, 20123507958), (2, 10061753979), (3, 6707835986), (6, 3353917993), (31, 649145418), (62, 324572709), (93, 216381806), (186, 108190903), (223, 90239946), (446, 45119973), (669, 30079982), (1338, 15039991), (6913, 2910966), (13826, 1455483), (20739, 970322), (41478, 485161)]