219951872

素因数分解:

$2^8\times 7^1\times {\mathrm{122741}}^1$

素因数の和:122764

約数の個数: 36

約数和(自身を含む): 501769296

約数和(自身を除く): 281817424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 122741, 245482, 490964, 859187, 981928, 1718374, 1963856, 3436748, 3927712, 6873496, 7855424, 13746992, 15710848, 27493984, 31421696, 54987968, 109975936, 219951872]

約数ペア:

[(1, 219951872), (2, 109975936), (4, 54987968), (7, 31421696), (8, 27493984), (14, 15710848), (16, 13746992), (28, 7855424), (32, 6873496), (56, 3927712), (64, 3436748), (112, 1963856), (128, 1718374), (224, 981928), (256, 859187), (448, 490964), (896, 245482), (1792, 122741)]