18893826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1327}}^1$

素因数の和:1455

約数の個数: 48

約数和(自身を含む): 47234304

約数和(自身を除く): 28340478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1327, 1582, 2034, 2373, 2654, 3981, 4746, 7119, 7962, 9289, 11943, 14238, 18578, 23886, 27867, 55734, 83601, 149951, 167202, 299902, 449853, 899706, 1049657, 1349559, 2099314, 2699118, 3148971, 6297942, 9446913, 18893826]

約数ペア:

[(1, 18893826), (2, 9446913), (3, 6297942), (6, 3148971), (7, 2699118), (9, 2099314), (14, 1349559), (18, 1049657), (21, 899706), (42, 449853), (63, 299902), (113, 167202), (126, 149951), (226, 83601), (339, 55734), (678, 27867), (791, 23886), (1017, 18578), (1327, 14238), (1582, 11943), (2034, 9289), (2373, 7962), (2654, 7119), (3981, 4746)]