17681638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3931}}^1$

素因数の和:4119

約数の個数: 16

約数和(自身を含む): 28735056

約数和(自身を除く): 11053418

約数列:

[1, 2, 13, 26, 173, 346, 2249, 3931, 4498, 7862, 51103, 102206, 680063, 1360126, 8840819, 17681638]

約数ペア:

[(1, 17681638), (2, 8840819), (13, 1360126), (26, 680063), (173, 102206), (346, 51103), (2249, 7862), (3931, 4498)]