19554417

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 29189160

約数和(自身を除く): 9634743

約数列:

[1, 3, 9, 41, 123, 197, 269, 369, 591, 807, 1773, 2421, 8077, 11029, 24231, 33087, 52993, 72693, 99261, 158979, 476937, 2172713, 6518139, 19554417]

約数ペア:

[(1, 19554417), (3, 6518139), (9, 2172713), (41, 476937), (123, 158979), (197, 99261), (269, 72693), (369, 52993), (591, 33087), (807, 24231), (1773, 11029), (2421, 8077)]