20163875796

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{185897}}^1$

素因数の和:186061

約数の個数: 72

約数和(自身を含む): 53592162624

約数和(自身を除く): 33428286828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 131, 138, 207, 262, 276, 393, 414, 524, 786, 828, 1179, 1572, 2358, 3013, 4716, 6026, 9039, 12052, 18078, 27117, 36156, 54234, 108468, 185897, 371794, 557691, 743588, 1115382, 1673073, 2230764, 3346146, 4275631, 6692292, 8551262, 12826893, 17102524, 24352507, 25653786, 38480679, 48705014, 51307572, 73057521, 76961358, 97410028, 146115042, 153922716, 219172563, 292230084, 438345126, 560107661, 876690252, 1120215322, 1680322983, 2240430644, 3360645966, 5040968949, 6721291932, 10081937898, 20163875796]

約数ペア:

[(1, 20163875796), (2, 10081937898), (3, 6721291932), (4, 5040968949), (6, 3360645966), (9, 2240430644), (12, 1680322983), (18, 1120215322), (23, 876690252), (36, 560107661), (46, 438345126), (69, 292230084), (92, 219172563), (131, 153922716), (138, 146115042), (207, 97410028), (262, 76961358), (276, 73057521), (393, 51307572), (414, 48705014), (524, 38480679), (786, 25653786), (828, 24352507), (1179, 17102524), (1572, 12826893), (2358, 8551262), (3013, 6692292), (4716, 4275631), (6026, 3346146), (9039, 2230764), (12052, 1673073), (18078, 1115382), (27117, 743588), (36156, 557691), (54234, 371794), (108468, 185897)]