12690928

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{13003}}^1$

素因数の和:13072

約数の個数: 20

約数和(自身を含む): 24993688

約数和(自身を除く): 12302760

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 13003, 26006, 52012, 104024, 208048, 793183, 1586366, 3172732, 6345464, 12690928]

約数ペア:

[(1, 12690928), (2, 6345464), (4, 3172732), (8, 1586366), (16, 793183), (61, 208048), (122, 104024), (244, 52012), (488, 26006), (976, 13003)]