18756374

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 34848576

約数和(自身を除く): 16092202

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 257, 401, 514, 802, 1799, 2807, 3341, 3598, 5213, 5614, 6682, 10426, 23387, 36491, 46774, 72982, 103057, 206114, 721399, 1339741, 1442798, 2679482, 9378187, 18756374]

約数ペア:

[(1, 18756374), (2, 9378187), (7, 2679482), (13, 1442798), (14, 1339741), (26, 721399), (91, 206114), (182, 103057), (257, 72982), (401, 46774), (514, 36491), (802, 23387), (1799, 10426), (2807, 6682), (3341, 5614), (3598, 5213)]