12997916

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 23814000

約数和(自身を除く): 10816084

約数列:

[1, 2, 4, 29, 58, 89, 116, 178, 356, 1259, 2518, 2581, 5036, 5162, 10324, 36511, 73022, 112051, 146044, 224102, 448204, 3249479, 6498958, 12997916]

約数ペア:

[(1, 12997916), (2, 6498958), (4, 3249479), (29, 448204), (58, 224102), (89, 146044), (116, 112051), (178, 73022), (356, 36511), (1259, 10324), (2518, 5162), (2581, 5036)]