18859460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55469}}^1$

素因数の和:55495

約数の個数: 24

約数和(自身を含む): 41935320

約数和(自身を除く): 23075860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55469, 110938, 221876, 277345, 554690, 942973, 1109380, 1885946, 3771892, 4714865, 9429730, 18859460]

約数ペア:

[(1, 18859460), (2, 9429730), (4, 4714865), (5, 3771892), (10, 1885946), (17, 1109380), (20, 942973), (34, 554690), (68, 277345), (85, 221876), (170, 110938), (340, 55469)]