209529796

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393853}}^1$

素因数の和:393883

約数の個数: 24

約数和(自身を含む): 441116480

約数和(自身を除く): 231586684

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 393853, 787706, 1575412, 2756971, 5513942, 7483207, 11027884, 14966414, 29932828, 52382449, 104764898, 209529796]

約数ペア:

[(1, 209529796), (2, 104764898), (4, 52382449), (7, 29932828), (14, 14966414), (19, 11027884), (28, 7483207), (38, 5513942), (76, 2756971), (133, 1575412), (266, 787706), (532, 393853)]