19735902

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 44673408

約数和(自身を除く): 24937506

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 113, 186, 226, 279, 313, 339, 558, 626, 678, 939, 1017, 1878, 2034, 2817, 3503, 5634, 7006, 9703, 10509, 19406, 21018, 29109, 31527, 35369, 58218, 63054, 70738, 87327, 106107, 174654, 212214, 318321, 636642, 1096439, 2192878, 3289317, 6578634, 9867951, 19735902]

約数ペア:

[(1, 19735902), (2, 9867951), (3, 6578634), (6, 3289317), (9, 2192878), (18, 1096439), (31, 636642), (62, 318321), (93, 212214), (113, 174654), (186, 106107), (226, 87327), (279, 70738), (313, 63054), (339, 58218), (558, 35369), (626, 31527), (678, 29109), (939, 21018), (1017, 19406), (1878, 10509), (2034, 9703), (2817, 7006), (3503, 5634)]