20162743

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 24076800

約数和(自身を除く): 3914057

約数列:

[1, 19, 23, 29, 37, 43, 437, 551, 667, 703, 817, 851, 989, 1073, 1247, 1591, 12673, 16169, 18791, 20387, 23693, 24679, 28681, 30229, 36593, 46139, 468901, 544939, 695267, 876641, 1061197, 20162743]

約数ペア:

[(1, 20162743), (19, 1061197), (23, 876641), (29, 695267), (37, 544939), (43, 468901), (437, 46139), (551, 36593), (667, 30229), (703, 28681), (817, 24679), (851, 23693), (989, 20387), (1073, 18791), (1247, 16169), (1591, 12673)]