20157376

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 56

約数和(自身を含む): 43013376

約数和(自身を除く): 22856000

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 97, 136, 191, 194, 272, 382, 388, 544, 764, 776, 1088, 1528, 1552, 1649, 3056, 3104, 3247, 3298, 6112, 6208, 6494, 6596, 12224, 12988, 13192, 18527, 25976, 26384, 37054, 51952, 52768, 74108, 103904, 105536, 148216, 207808, 296432, 314959, 592864, 629918, 1185728, 1259836, 2519672, 5039344, 10078688, 20157376]

約数ペア:

[(1, 20157376), (2, 10078688), (4, 5039344), (8, 2519672), (16, 1259836), (17, 1185728), (32, 629918), (34, 592864), (64, 314959), (68, 296432), (97, 207808), (136, 148216), (191, 105536), (194, 103904), (272, 74108), (382, 52768), (388, 51952), (544, 37054), (764, 26384), (776, 25976), (1088, 18527), (1528, 13192), (1552, 12988), (1649, 12224), (3056, 6596), (3104, 6494), (3247, 6208), (3298, 6112)]