12880218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4463}}^1$

素因数の和:4518

約数の個数: 32

約数和(自身を含む): 28498176

約数和(自身を除く): 15617958

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 4463, 8926, 13389, 26778, 58019, 116038, 165131, 174057, 330262, 348114, 495393, 990786, 2146703, 4293406, 6440109, 12880218]

約数ペア:

[(1, 12880218), (2, 6440109), (3, 4293406), (6, 2146703), (13, 990786), (26, 495393), (37, 348114), (39, 330262), (74, 174057), (78, 165131), (111, 116038), (222, 58019), (481, 26778), (962, 13389), (1443, 8926), (2886, 4463)]