17904590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 35441280

約数和(自身を除く): 17536690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1171, 1390, 1529, 2342, 3058, 5855, 7645, 11710, 12881, 15290, 25762, 64405, 128810, 162769, 325538, 813845, 1627690, 1790459, 3580918, 8952295, 17904590]

約数ペア:

[(1, 17904590), (2, 8952295), (5, 3580918), (10, 1790459), (11, 1627690), (22, 813845), (55, 325538), (110, 162769), (139, 128810), (278, 64405), (695, 25762), (1171, 15290), (1390, 12881), (1529, 11710), (2342, 7645), (3058, 5855)]