19802454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471487}}^1$

素因数の和:471499

約数の個数: 16

約数和(自身を含む): 45262848

約数和(自身を除く): 25460394

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471487, 942974, 1414461, 2828922, 3300409, 6600818, 9901227, 19802454]

約数ペア:

[(1, 19802454), (2, 9901227), (3, 6600818), (6, 3300409), (7, 2828922), (14, 1414461), (21, 942974), (42, 471487)]