287603984

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{159073}}^1$

素因数の和:159194

約数の個数: 20

約数和(自身を含む): 562167516

約数和(自身を除く): 274563532

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 159073, 318146, 636292, 1272584, 2545168, 17975249, 35950498, 71900996, 143801992, 287603984]

約数ペア:

[(1, 287603984), (2, 143801992), (4, 71900996), (8, 35950498), (16, 17975249), (113, 2545168), (226, 1272584), (452, 636292), (904, 318146), (1808, 159073)]