28020072872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{318409919}}^1$

素因数の和:318409936

約数の個数: 16

約数和(自身を含む): 57313785600

約数和(自身を除く): 29293712728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 318409919, 636819838, 1273639676, 2547279352, 3502509109, 7005018218, 14010036436, 28020072872]

約数ペア:

[(1, 28020072872), (2, 14010036436), (4, 7005018218), (8, 3502509109), (11, 2547279352), (22, 1273639676), (44, 636819838), (88, 318409919)]