212780962

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{180629}}^1$

素因数の和:180681

約数の個数: 16

約数和(自身を含む): 346809600

約数和(自身を除く): 134028638

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 180629, 361258, 3431951, 5599499, 6863902, 11198998, 106390481, 212780962]

約数ペア:

[(1, 212780962), (2, 106390481), (19, 11198998), (31, 6863902), (38, 5599499), (62, 3431951), (589, 361258), (1178, 180629)]