18768057

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12750663

約数列:

[1, 3, 7, 11, 21, 33, 77, 113, 231, 339, 719, 791, 1243, 2157, 2373, 3729, 5033, 7909, 8701, 15099, 23727, 26103, 55363, 81247, 166089, 243741, 568729, 893717, 1706187, 2681151, 6256019, 18768057]

約数ペア:

[(1, 18768057), (3, 6256019), (7, 2681151), (11, 1706187), (21, 893717), (33, 568729), (77, 243741), (113, 166089), (231, 81247), (339, 55363), (719, 26103), (791, 23727), (1243, 15099), (2157, 8701), (2373, 7909), (3729, 5033)]