201722506

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{72719}}^1$

素因数の和:72813

約数の個数: 16

約数和(自身を含む): 322876800

約数和(自身を除く): 121154294

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 72719, 145438, 1381661, 2763322, 5308487, 10616974, 100861253, 201722506]

約数ペア:

[(1, 201722506), (2, 100861253), (19, 10616974), (38, 5308487), (73, 2763322), (146, 1381661), (1387, 145438), (2774, 72719)]