19630325380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51658751}}^1$

素因数の和:51658779

約数の個数: 24

約数和(自身を含む): 43393351680

約数和(自身を除く): 23763026300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 51658751, 103317502, 206635004, 258293755, 516587510, 981516269, 1033175020, 1963032538, 3926065076, 4907581345, 9815162690, 19630325380]

約数ペア:

[(1, 19630325380), (2, 9815162690), (4, 4907581345), (5, 3926065076), (10, 1963032538), (19, 1033175020), (20, 981516269), (38, 516587510), (76, 258293755), (95, 206635004), (190, 103317502), (380, 51658751)]