20170123649

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{20749}}^1$

素因数の和:20889

約数の個数: 32

約数和(自身を含む): 23314368000

約数和(自身を除く): 3144244351

約数列:

[1, 13, 37, 43, 47, 481, 559, 611, 1591, 1739, 2021, 20683, 20749, 22607, 26273, 74777, 269737, 767713, 892207, 972101, 975203, 9980269, 11598691, 12677639, 33011659, 36082511, 41933729, 429151567, 469072643, 545138477, 1551547973, 20170123649]

約数ペア:

[(1, 20170123649), (13, 1551547973), (37, 545138477), (43, 469072643), (47, 429151567), (481, 41933729), (559, 36082511), (611, 33011659), (1591, 12677639), (1739, 11598691), (2021, 9980269), (20683, 975203), (20749, 972101), (22607, 892207), (26273, 767713), (74777, 269737)]