38637904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{77899}}^1$

素因数の和:77938

約数の個数: 20

約数和(自身を含む): 77276800

約数和(自身を除く): 38638896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 77899, 155798, 311596, 623192, 1246384, 2414869, 4829738, 9659476, 19318952, 38637904]

約数ペア:

[(1, 38637904), (2, 19318952), (4, 9659476), (8, 4829738), (16, 2414869), (31, 1246384), (62, 623192), (124, 311596), (248, 155798), (496, 77899)]