19796821

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 22521600

約数和(自身を除く): 2724779

約数列:

[1, 11, 29, 229, 271, 319, 2519, 2981, 6641, 7859, 62059, 73051, 86449, 682649, 1799711, 19796821]

約数ペア:

[(1, 19796821), (11, 1799711), (29, 682649), (229, 86449), (271, 73051), (319, 62059), (2519, 7859), (2981, 6641)]