12958216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 25937280

約数和(自身を除く): 12979064

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151, 302, 604, 631, 1208, 1262, 2524, 2567, 5048, 5134, 10268, 10727, 20536, 21454, 42908, 85816, 95281, 190562, 381124, 762248, 1619777, 3239554, 6479108, 12958216]

約数ペア:

[(1, 12958216), (2, 6479108), (4, 3239554), (8, 1619777), (17, 762248), (34, 381124), (68, 190562), (136, 95281), (151, 85816), (302, 42908), (604, 21454), (631, 20536), (1208, 10727), (1262, 10268), (2524, 5134), (2567, 5048)]