20218068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43201}}^1$

素因数の和:43224

約数の個数: 36

約数和(自身を含む): 55039348

約数和(自身を除く): 34821280

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43201, 86402, 129603, 172804, 259206, 388809, 518412, 561613, 777618, 1123226, 1555236, 1684839, 2246452, 3369678, 5054517, 6739356, 10109034, 20218068]

約数ペア:

[(1, 20218068), (2, 10109034), (3, 6739356), (4, 5054517), (6, 3369678), (9, 2246452), (12, 1684839), (13, 1555236), (18, 1123226), (26, 777618), (36, 561613), (39, 518412), (52, 388809), (78, 259206), (117, 172804), (156, 129603), (234, 86402), (468, 43201)]