20215506

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{463}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 42762240

約数和(自身を除く): 22546734

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 383, 463, 766, 926, 1149, 1389, 2298, 2778, 7277, 8797, 14554, 17594, 21831, 26391, 43662, 52782, 177329, 354658, 531987, 1063974, 3369251, 6738502, 10107753, 20215506]

約数ペア:

[(1, 20215506), (2, 10107753), (3, 6738502), (6, 3369251), (19, 1063974), (38, 531987), (57, 354658), (114, 177329), (383, 52782), (463, 43662), (766, 26391), (926, 21831), (1149, 17594), (1389, 14554), (2298, 8797), (2778, 7277)]