209921158

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{11251}}^1$

素因数の和:11763

約数の個数: 16

約数和(自身を含む): 332159040

約数和(自身を除く): 122237882

約数列:

[1, 2, 19, 38, 491, 982, 9329, 11251, 18658, 22502, 213769, 427538, 5524241, 11048482, 104960579, 209921158]

約数ペア:

[(1, 209921158), (2, 104960579), (19, 11048482), (38, 5524241), (491, 427538), (982, 213769), (9329, 22502), (11251, 18658)]