619628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 1182720

約数和(自身を除く): 563092

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 263, 526, 589, 1052, 1178, 2356, 4997, 8153, 9994, 16306, 19988, 32612, 154907, 309814, 619628]

約数ペア:

[(1, 619628), (2, 309814), (4, 154907), (19, 32612), (31, 19988), (38, 16306), (62, 9994), (76, 8153), (124, 4997), (263, 2356), (526, 1178), (589, 1052)]