438468992

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{263503}}^1$

素因数の和:263530

約数の個数: 32

約数和(自身を含む): 940709280

約数和(自身を除く): 502240288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 263503, 527006, 1054012, 2108024, 3425539, 4216048, 6851078, 8432096, 13702156, 16864192, 27404312, 33728384, 54808624, 109617248, 219234496, 438468992]

約数ペア:

[(1, 438468992), (2, 219234496), (4, 109617248), (8, 54808624), (13, 33728384), (16, 27404312), (26, 16864192), (32, 13702156), (52, 8432096), (64, 6851078), (104, 4216048), (128, 3425539), (208, 2108024), (416, 1054012), (832, 527006), (1664, 263503)]