2499690128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12017741}}^1$

素因数の和:12017762

約数の個数: 20

約数和(自身を含む): 5215700028

約数和(自身を除く): 2716009900

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12017741, 24035482, 48070964, 96141928, 156230633, 192283856, 312461266, 624922532, 1249845064, 2499690128]

約数ペア:

[(1, 2499690128), (2, 1249845064), (4, 624922532), (8, 312461266), (13, 192283856), (16, 156230633), (26, 96141928), (52, 48070964), (104, 24035482), (208, 12017741)]