19717492068

素因数分解:

$2^2\times 3^4\times {\mathrm{2371}}^1\times {\mathrm{25667}}^1$

素因数の和:28054

約数の個数: 60

約数和(自身を含む): 51569168112

約数和(自身を除く): 31851676044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 2371, 4742, 7113, 9484, 14226, 21339, 25667, 28452, 42678, 51334, 64017, 77001, 85356, 102668, 128034, 154002, 192051, 231003, 256068, 308004, 384102, 462006, 693009, 768204, 924012, 1386018, 2079027, 2772036, 4158054, 8316108, 60856457, 121712914, 182569371, 243425828, 365138742, 547708113, 730277484, 1095416226, 1643124339, 2190832452, 3286248678, 4929373017, 6572497356, 9858746034, 19717492068]

約数ペア:

[(1, 19717492068), (2, 9858746034), (3, 6572497356), (4, 4929373017), (6, 3286248678), (9, 2190832452), (12, 1643124339), (18, 1095416226), (27, 730277484), (36, 547708113), (54, 365138742), (81, 243425828), (108, 182569371), (162, 121712914), (324, 60856457), (2371, 8316108), (4742, 4158054), (7113, 2772036), (9484, 2079027), (14226, 1386018), (21339, 924012), (25667, 768204), (28452, 693009), (42678, 462006), (51334, 384102), (64017, 308004), (77001, 256068), (85356, 231003), (102668, 192051), (128034, 154002)]