2013404007604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1\times {\mathrm{351991}}^1$

素因数の和:353908

約数の個数: 48

約数和(自身を含む): 3900048832512

約数和(自身を除く): 1886644824908

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 1831, 3124, 3662, 7324, 20141, 40282, 80564, 130001, 260002, 351991, 520004, 703982, 1407964, 1430011, 2860022, 3871901, 5720044, 7743802, 15487604, 24991361, 49982722, 99965444, 274904971, 549809942, 644495521, 1099619884, 1288991042, 2577982084, 7089450731, 14178901462, 28357802924, 45759181991, 91518363982, 183036727964, 503351001901, 1006702003802, 2013404007604]

約数ペア:

[(1, 2013404007604), (2, 1006702003802), (4, 503351001901), (11, 183036727964), (22, 91518363982), (44, 45759181991), (71, 28357802924), (142, 14178901462), (284, 7089450731), (781, 2577982084), (1562, 1288991042), (1831, 1099619884), (3124, 644495521), (3662, 549809942), (7324, 274904971), (20141, 99965444), (40282, 49982722), (80564, 24991361), (130001, 15487604), (260002, 7743802), (351991, 5720044), (520004, 3871901), (703982, 2860022), (1407964, 1430011)]