201121552

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{405487}}^1$

素因数の和:405526

約数の個数: 20

約数和(自身を含む): 402244096

約数和(自身を除く): 201122544

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 405487, 810974, 1621948, 3243896, 6487792, 12570097, 25140194, 50280388, 100560776, 201121552]

約数ペア:

[(1, 201121552), (2, 100560776), (4, 50280388), (8, 25140194), (16, 12570097), (31, 6487792), (62, 3243896), (124, 1621948), (248, 810974), (496, 405487)]