28013828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{4441}}^1$

素因数の和:4547

約数の個数: 24

約数和(自身を含む): 52237920

約数和(自身を除く): 24224092

約数列:

[1, 2, 4, 19, 38, 76, 83, 166, 332, 1577, 3154, 4441, 6308, 8882, 17764, 84379, 168758, 337516, 368603, 737206, 1474412, 7003457, 14006914, 28013828]

約数ペア:

[(1, 28013828), (2, 14006914), (4, 7003457), (19, 1474412), (38, 737206), (76, 368603), (83, 337516), (166, 168758), (332, 84379), (1577, 17764), (3154, 8882), (4441, 6308)]