204512912

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{345461}}^1$

素因数の和:345506

約数の個数: 20

約数和(自身を含む): 406954236

約数和(自身を除く): 202441324

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 345461, 690922, 1381844, 2763688, 5527376, 12782057, 25564114, 51128228, 102256456, 204512912]

約数ペア:

[(1, 204512912), (2, 102256456), (4, 51128228), (8, 25564114), (16, 12782057), (37, 5527376), (74, 2763688), (148, 1381844), (296, 690922), (592, 345461)]