20175147910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{259621}}^1$

素因数の和:260056

約数の個数: 32

約数和(自身を含む): 38320207200

約数和(自身を除く): 18145059290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409, 818, 2045, 4090, 7771, 15542, 38855, 77710, 259621, 519242, 1298105, 2596210, 4932799, 9865598, 24663995, 49327990, 106184989, 212369978, 530924945, 1061849890, 2017514791, 4035029582, 10087573955, 20175147910]

約数ペア:

[(1, 20175147910), (2, 10087573955), (5, 4035029582), (10, 2017514791), (19, 1061849890), (38, 530924945), (95, 212369978), (190, 106184989), (409, 49327990), (818, 24663995), (2045, 9865598), (4090, 4932799), (7771, 2596210), (15542, 1298105), (38855, 519242), (77710, 259621)]