20171762224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66354481}}^1$

素因数の和:66354508

約数の個数: 20

約数和(自身を含む): 41139778840

約数和(自身を除く): 20968016616

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66354481, 132708962, 265417924, 530835848, 1061671696, 1260735139, 2521470278, 5042940556, 10085881112, 20171762224]

約数ペア:

[(1, 20171762224), (2, 10085881112), (4, 5042940556), (8, 2521470278), (16, 1260735139), (19, 1061671696), (38, 530835848), (76, 265417924), (152, 132708962), (304, 66354481)]