20111883

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 30331392

約数和(自身を除く): 10219509

約数列:

[1, 3, 11, 33, 61, 97, 103, 183, 291, 309, 671, 1067, 1133, 2013, 3201, 3399, 5917, 6283, 9991, 17751, 18849, 29973, 65087, 69113, 109901, 195261, 207339, 329703, 609451, 1828353, 6703961, 20111883]

約数ペア:

[(1, 20111883), (3, 6703961), (11, 1828353), (33, 609451), (61, 329703), (97, 207339), (103, 195261), (183, 109901), (291, 69113), (309, 65087), (671, 29973), (1067, 18849), (1133, 17751), (2013, 9991), (3201, 6283), (3399, 5917)]