20308158

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{9643}}^1$

素因数の和:9670

約数の個数: 40

約数和(自身を含む): 49010808

約数和(自身を除く): 28702650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 9643, 19286, 28929, 57858, 86787, 125359, 173574, 250718, 260361, 376077, 520722, 752154, 781083, 1128231, 1562166, 2256462, 3384693, 6769386, 10154079, 20308158]

約数ペア:

[(1, 20308158), (2, 10154079), (3, 6769386), (6, 3384693), (9, 2256462), (13, 1562166), (18, 1128231), (26, 781083), (27, 752154), (39, 520722), (54, 376077), (78, 260361), (81, 250718), (117, 173574), (162, 125359), (234, 86787), (351, 57858), (702, 28929), (1053, 19286), (2106, 9643)]