20170771688

素因数分解:

$2^3\times {\mathrm{167}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 38547653760

約数和(自身を除く): 18376882072

約数列:

[1, 2, 4, 8, 167, 173, 197, 334, 346, 394, 443, 668, 692, 788, 886, 1336, 1384, 1576, 1772, 3544, 28891, 32899, 34081, 57782, 65798, 68162, 73981, 76639, 87271, 115564, 131596, 136324, 147962, 153278, 174542, 231128, 263192, 272648, 295924, 306556, 349084, 591848, 613112, 698168, 5691527, 11383054, 12798713, 14574257, 15097883, 22766108, 25597426, 29148514, 30195766, 45532216, 51194852, 58297028, 60391532, 102389704, 116594056, 120783064, 2521346461, 5042692922, 10085385844, 20170771688]

約数ペア:

[(1, 20170771688), (2, 10085385844), (4, 5042692922), (8, 2521346461), (167, 120783064), (173, 116594056), (197, 102389704), (334, 60391532), (346, 58297028), (394, 51194852), (443, 45532216), (668, 30195766), (692, 29148514), (788, 25597426), (886, 22766108), (1336, 15097883), (1384, 14574257), (1576, 12798713), (1772, 11383054), (3544, 5691527), (28891, 698168), (32899, 613112), (34081, 591848), (57782, 349084), (65798, 306556), (68162, 295924), (73981, 272648), (76639, 263192), (87271, 231128), (115564, 174542), (131596, 153278), (136324, 147962)]