20412470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157019}}^1$

素因数の和:157039

約数の個数: 16

約数和(自身を含む): 39569040

約数和(自身を除く): 19156570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157019, 314038, 785095, 1570190, 2041247, 4082494, 10206235, 20412470]

約数ペア:

[(1, 20412470), (2, 10206235), (5, 4082494), (10, 2041247), (13, 1570190), (26, 785095), (65, 314038), (130, 157019)]