208564432868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{128110831}}^1$

素因数の和:128110883

約数の個数: 24

約数和(自身を含む): 408929775744

約数和(自身を除く): 200365342876

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 128110831, 256221662, 512443324, 1409219141, 2818438282, 4740100747, 5636876564, 9480201494, 18960402988, 52141108217, 104282216434, 208564432868]

約数ペア:

[(1, 208564432868), (2, 104282216434), (4, 52141108217), (11, 18960402988), (22, 9480201494), (37, 5636876564), (44, 4740100747), (74, 2818438282), (148, 1409219141), (407, 512443324), (814, 256221662), (1628, 128110831)]