20172952778

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{113}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 33846508800

約数和(自身を除く): 13673556022

約数列:

[1, 2, 11, 22, 113, 121, 199, 226, 242, 337, 398, 674, 1243, 1331, 2189, 2486, 2662, 3707, 4378, 7414, 13673, 22487, 24079, 27346, 38081, 40777, 44974, 48158, 67063, 76162, 81554, 134126, 150403, 247357, 264869, 300806, 418891, 448547, 494714, 529738, 737693, 837782, 897094, 1475386, 2720927, 4607801, 5441854, 7578119, 8114623, 9215602, 15156238, 16229246, 29930197, 50685811, 59860394, 83359309, 89260853, 101371622, 166718618, 178521706, 916952399, 1833904798, 10086476389, 20172952778]

約数ペア:

[(1, 20172952778), (2, 10086476389), (11, 1833904798), (22, 916952399), (113, 178521706), (121, 166718618), (199, 101371622), (226, 89260853), (242, 83359309), (337, 59860394), (398, 50685811), (674, 29930197), (1243, 16229246), (1331, 15156238), (2189, 9215602), (2486, 8114623), (2662, 7578119), (3707, 5441854), (4378, 4607801), (7414, 2720927), (13673, 1475386), (22487, 897094), (24079, 837782), (27346, 737693), (38081, 529738), (40777, 494714), (44974, 448547), (48158, 418891), (67063, 300806), (76162, 264869), (81554, 247357), (134126, 150403)]