218739532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{8737}}^1$

素因数の和:9321

約数の個数: 24

約数和(自身を含む): 418375440

約数和(自身を除く): 199635908

約数列:

[1, 2, 4, 11, 22, 44, 569, 1138, 2276, 6259, 8737, 12518, 17474, 25036, 34948, 96107, 192214, 384428, 4971353, 9942706, 19885412, 54684883, 109369766, 218739532]

約数ペア:

[(1, 218739532), (2, 109369766), (4, 54684883), (11, 19885412), (22, 9942706), (44, 4971353), (569, 384428), (1138, 192214), (2276, 96107), (6259, 34948), (8737, 25036), (12518, 17474)]