20848718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41203}}^1$

素因数の和:41239

約数の個数: 16

約数和(自身を含む): 35600256

約数和(自身を除く): 14751538

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41203, 82406, 453233, 906466, 947669, 1895338, 10424359, 20848718]

約数ペア:

[(1, 20848718), (2, 10424359), (11, 1895338), (22, 947669), (23, 906466), (46, 453233), (253, 82406), (506, 41203)]