30811198

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{6701}}^1$

素因数の和:6744

約数の個数: 24

約数和(自身を含む): 53481960

約数和(自身を除く): 22670762

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 6701, 13402, 73711, 127319, 147422, 254638, 810821, 1400509, 1621642, 2801018, 15405599, 30811198]

約数ペア:

[(1, 30811198), (2, 15405599), (11, 2801018), (19, 1621642), (22, 1400509), (38, 810821), (121, 254638), (209, 147422), (242, 127319), (418, 73711), (2299, 13402), (4598, 6701)]