20197808616

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1\times {\mathrm{23561}}^1$

素因数の和:25146

約数の個数: 64

約数和(自身を含む): 52726101120

約数和(自身を除く): 32528292504

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 1553, 3106, 4659, 6212, 9318, 12424, 18636, 23561, 35719, 37272, 47122, 70683, 71438, 94244, 107157, 141366, 142876, 188488, 214314, 282732, 285752, 428628, 541903, 565464, 857256, 1083806, 1625709, 2167612, 3251418, 4335224, 6502836, 13005672, 36590233, 73180466, 109770699, 146360932, 219541398, 292721864, 439082796, 841575359, 878165592, 1683150718, 2524726077, 3366301436, 5049452154, 6732602872, 10098904308, 20197808616]

約数ペア:

[(1, 20197808616), (2, 10098904308), (3, 6732602872), (4, 5049452154), (6, 3366301436), (8, 2524726077), (12, 1683150718), (23, 878165592), (24, 841575359), (46, 439082796), (69, 292721864), (92, 219541398), (138, 146360932), (184, 109770699), (276, 73180466), (552, 36590233), (1553, 13005672), (3106, 6502836), (4659, 4335224), (6212, 3251418), (9318, 2167612), (12424, 1625709), (18636, 1083806), (23561, 857256), (35719, 565464), (37272, 541903), (47122, 428628), (70683, 285752), (71438, 282732), (94244, 214314), (107157, 188488), (141366, 142876)]