19120580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56237}}^1$

素因数の和:56263

約数の個数: 24

約数和(自身を含む): 42515928

約数和(自身を除く): 23395348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56237, 112474, 224948, 281185, 562370, 956029, 1124740, 1912058, 3824116, 4780145, 9560290, 19120580]

約数ペア:

[(1, 19120580), (2, 9560290), (4, 4780145), (5, 3824116), (10, 1912058), (17, 1124740), (20, 956029), (34, 562370), (68, 281185), (85, 224948), (170, 112474), (340, 56237)]