20019407

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 22379520

約数和(自身を除く): 2360113

約数列:

[1, 19, 23, 61, 437, 751, 1159, 1403, 14269, 17273, 26657, 45811, 328187, 870409, 1053653, 20019407]

約数ペア:

[(1, 20019407), (19, 1053653), (23, 870409), (61, 328187), (437, 45811), (751, 26657), (1159, 17273), (1403, 14269)]