389631328

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{3253}}^1$

素因数の和:3479

約数の個数: 48

約数和(自身を含む): 811807920

約数和(自身を除く): 422176592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 197, 304, 394, 608, 788, 1576, 3152, 3253, 3743, 6304, 6506, 7486, 13012, 14972, 26024, 29944, 52048, 59888, 61807, 104096, 119776, 123614, 247228, 494456, 640841, 988912, 1281682, 1977824, 2563364, 5126728, 10253456, 12175979, 20506912, 24351958, 48703916, 97407832, 194815664, 389631328]

約数ペア:

[(1, 389631328), (2, 194815664), (4, 97407832), (8, 48703916), (16, 24351958), (19, 20506912), (32, 12175979), (38, 10253456), (76, 5126728), (152, 2563364), (197, 1977824), (304, 1281682), (394, 988912), (608, 640841), (788, 494456), (1576, 247228), (3152, 123614), (3253, 119776), (3743, 104096), (6304, 61807), (6506, 59888), (7486, 52048), (13012, 29944), (14972, 26024)]