90384178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{28657}}^1$

素因数の和:28761

約数の個数: 16

約数和(自身を含む): 144436320

約数和(自身を除く): 54052142

約数列:

[1, 2, 19, 38, 83, 166, 1577, 3154, 28657, 57314, 544483, 1088966, 2378531, 4757062, 45192089, 90384178]

約数ペア:

[(1, 90384178), (2, 45192089), (19, 4757062), (38, 2378531), (83, 1088966), (166, 544483), (1577, 57314), (3154, 28657)]