1663435864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{67139}}^1$

素因数の和:67327

約数の個数: 32

約数和(自身を含む): 3303288000

約数和(自身を除く): 1639852136

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 163, 326, 652, 1304, 3097, 6194, 12388, 24776, 67139, 134278, 268556, 537112, 1275641, 2551282, 5102564, 10205128, 10943657, 21887314, 43774628, 87549256, 207929483, 415858966, 831717932, 1663435864]

約数ペア:

[(1, 1663435864), (2, 831717932), (4, 415858966), (8, 207929483), (19, 87549256), (38, 43774628), (76, 21887314), (152, 10943657), (163, 10205128), (326, 5102564), (652, 2551282), (1304, 1275641), (3097, 537112), (6194, 268556), (12388, 134278), (24776, 67139)]