20199106107

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{1787}}^1\times {\mathrm{6863}}^1$

素因数の和:8720

約数の個数: 32

約数和(自身を含む): 30436623360

約数和(自身を除く): 10237517253

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 1787, 5361, 6863, 16083, 20589, 48249, 61767, 109007, 185301, 327021, 418643, 981063, 1255929, 2943189, 3767787, 11303361, 12264181, 36792543, 110377629, 331132887, 748115041, 2244345123, 6733035369, 20199106107]

約数ペア:

[(1, 20199106107), (3, 6733035369), (9, 2244345123), (27, 748115041), (61, 331132887), (183, 110377629), (549, 36792543), (1647, 12264181), (1787, 11303361), (5361, 3767787), (6863, 2943189), (16083, 1255929), (20589, 981063), (48249, 418643), (61767, 327021), (109007, 185301)]