1638762970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{24103}}^1$

素因数の和:24646

約数の個数: 32

約数和(自身を含む): 3182884992

約数和(自身を除く): 1544122022

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 523, 1046, 2615, 5230, 6799, 13598, 24103, 33995, 48206, 67990, 120515, 241030, 313339, 626678, 1566695, 3133390, 12605869, 25211738, 63029345, 126058690, 163876297, 327752594, 819381485, 1638762970]

約数ペア:

[(1, 1638762970), (2, 819381485), (5, 327752594), (10, 163876297), (13, 126058690), (26, 63029345), (65, 25211738), (130, 12605869), (523, 3133390), (1046, 1566695), (2615, 626678), (5230, 313339), (6799, 241030), (13598, 120515), (24103, 67990), (33995, 48206)]