19669365

素因数分解:

$3^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{397}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 35151360

約数和(自身を除く): 15481995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 367, 397, 1101, 1191, 1835, 1985, 3303, 3573, 5505, 5955, 9909, 10719, 16515, 17865, 49545, 53595, 145699, 437097, 728495, 1311291, 2185485, 3933873, 6556455, 19669365]

約数ペア:

[(1, 19669365), (3, 6556455), (5, 3933873), (9, 2185485), (15, 1311291), (27, 728495), (45, 437097), (135, 145699), (367, 53595), (397, 49545), (1101, 17865), (1191, 16515), (1835, 10719), (1985, 9909), (3303, 5955), (3573, 5505)]