163805384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{7753}}^1$

素因数の和:7917

約数の個数: 32

約数和(自身を含む): 325668000

約数和(自身を除く): 161862616

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 2641, 5282, 7753, 10564, 15506, 21128, 31012, 62024, 147307, 294614, 589228, 1077667, 1178456, 2155334, 4310668, 8621336, 20475673, 40951346, 81902692, 163805384]

約数ペア:

[(1, 163805384), (2, 81902692), (4, 40951346), (8, 20475673), (19, 8621336), (38, 4310668), (76, 2155334), (139, 1178456), (152, 1077667), (278, 589228), (556, 294614), (1112, 147307), (2641, 62024), (5282, 31012), (7753, 21128), (10564, 15506)]