20913642

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61151}}^1$

素因数の和:61178

約数の個数: 24

約数和(自身を含む): 47698560

約数和(自身を除く): 26784918

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61151, 122302, 183453, 366906, 550359, 1100718, 1161869, 2323738, 3485607, 6971214, 10456821, 20913642]

約数ペア:

[(1, 20913642), (2, 10456821), (3, 6971214), (6, 3485607), (9, 2323738), (18, 1161869), (19, 1100718), (38, 550359), (57, 366906), (114, 183453), (171, 122302), (342, 61151)]