20231276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20477}}^1$

素因数の和:20513

約数の個数: 24

約数和(自身を含む): 40136880

約数和(自身を除く): 19905604

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20477, 40954, 81908, 266201, 389063, 532402, 778126, 1064804, 1556252, 5057819, 10115638, 20231276]

約数ペア:

[(1, 20231276), (2, 10115638), (4, 5057819), (13, 1556252), (19, 1064804), (26, 778126), (38, 532402), (52, 389063), (76, 266201), (247, 81908), (494, 40954), (988, 20477)]