19016540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55931}}^1$

素因数の和:55957

約数の個数: 24

約数和(自身を含む): 42284592

約数和(自身を除く): 23268052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55931, 111862, 223724, 279655, 559310, 950827, 1118620, 1901654, 3803308, 4754135, 9508270, 19016540]

約数ペア:

[(1, 19016540), (2, 9508270), (4, 4754135), (5, 3803308), (10, 1901654), (17, 1118620), (20, 950827), (34, 559310), (68, 279655), (85, 223724), (170, 111862), (340, 55931)]