20527892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 46296768

約数和(自身を除く): 25768876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 83, 121, 146, 154, 166, 242, 292, 308, 332, 484, 511, 581, 803, 847, 913, 1022, 1162, 1606, 1694, 1826, 2044, 2324, 3212, 3388, 3652, 5621, 6059, 6391, 8833, 10043, 11242, 12118, 12782, 17666, 20086, 22484, 24236, 25564, 35332, 40172, 42413, 61831, 66649, 70301, 84826, 123662, 133298, 140602, 169652, 247324, 266596, 281204, 466543, 733139, 933086, 1466278, 1866172, 2932556, 5131973, 10263946, 20527892]

約数ペア:

[(1, 20527892), (2, 10263946), (4, 5131973), (7, 2932556), (11, 1866172), (14, 1466278), (22, 933086), (28, 733139), (44, 466543), (73, 281204), (77, 266596), (83, 247324), (121, 169652), (146, 140602), (154, 133298), (166, 123662), (242, 84826), (292, 70301), (308, 66649), (332, 61831), (484, 42413), (511, 40172), (581, 35332), (803, 25564), (847, 24236), (913, 22484), (1022, 20086), (1162, 17666), (1606, 12782), (1694, 12118), (1826, 11242), (2044, 10043), (2324, 8833), (3212, 6391), (3388, 6059), (3652, 5621)]