4927776464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1246907}}^1$

素因数の和:1246947

約数の個数: 40

約数和(自身を含む): 10823161440

約数和(自身を除く): 5895384976

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 1246907, 2493814, 4987628, 9975256, 16209791, 19950512, 23691233, 32419582, 47382466, 64839164, 94764932, 129678328, 189529864, 259356656, 307986029, 379059728, 615972058, 1231944116, 2463888232, 4927776464]

約数ペア:

[(1, 4927776464), (2, 2463888232), (4, 1231944116), (8, 615972058), (13, 379059728), (16, 307986029), (19, 259356656), (26, 189529864), (38, 129678328), (52, 94764932), (76, 64839164), (104, 47382466), (152, 32419582), (208, 23691233), (247, 19950512), (304, 16209791), (494, 9975256), (988, 4987628), (1976, 2493814), (3952, 1246907)]