19995878

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62099}}^1$

素因数の和:62131

約数の個数: 16

約数和(自身を含む): 35769600

約数和(自身を除く): 15773722

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 62099, 124198, 434693, 869386, 1428277, 2856554, 9997939, 19995878]

約数ペア:

[(1, 19995878), (2, 9997939), (7, 2856554), (14, 1428277), (23, 869386), (46, 434693), (161, 124198), (322, 62099)]