18855906

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{983}}^1$

素因数の和:1150

約数の個数: 32

約数和(自身を含む): 39674880

約数和(自身を除く): 20818974

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 139, 278, 417, 834, 983, 1966, 2949, 3197, 5898, 6394, 9591, 19182, 22609, 45218, 67827, 135654, 136637, 273274, 409911, 819822, 3142651, 6285302, 9427953, 18855906]

約数ペア:

[(1, 18855906), (2, 9427953), (3, 6285302), (6, 3142651), (23, 819822), (46, 409911), (69, 273274), (138, 136637), (139, 135654), (278, 67827), (417, 45218), (834, 22609), (983, 19182), (1966, 9591), (2949, 6394), (3197, 5898)]