20131006912

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{20219}}^1$

素因数の和:20609

約数の個数: 56

約数和(自身を含む): 40922691840

約数和(自身を除く): 20791684928

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 331, 376, 662, 752, 1324, 1504, 2648, 3008, 5296, 10592, 15557, 20219, 21184, 31114, 40438, 62228, 80876, 124456, 161752, 248912, 323504, 497824, 647008, 950293, 995648, 1294016, 1900586, 3801172, 6692489, 7602344, 13384978, 15204688, 26769956, 30409376, 53539912, 60818752, 107079824, 214159648, 314546983, 428319296, 629093966, 1258187932, 2516375864, 5032751728, 10065503456, 20131006912]

約数ペア:

[(1, 20131006912), (2, 10065503456), (4, 5032751728), (8, 2516375864), (16, 1258187932), (32, 629093966), (47, 428319296), (64, 314546983), (94, 214159648), (188, 107079824), (331, 60818752), (376, 53539912), (662, 30409376), (752, 26769956), (1324, 15204688), (1504, 13384978), (2648, 7602344), (3008, 6692489), (5296, 3801172), (10592, 1900586), (15557, 1294016), (20219, 995648), (21184, 950293), (31114, 647008), (40438, 497824), (62228, 323504), (80876, 248912), (124456, 161752)]