31980842

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 52436160

約数和(自身を除く): 20455318

約数列:

[1, 2, 17, 34, 67, 101, 134, 139, 202, 278, 1139, 1717, 2278, 2363, 3434, 4726, 6767, 9313, 13534, 14039, 18626, 28078, 115039, 158321, 230078, 238663, 316642, 477326, 940613, 1881226, 15990421, 31980842]

約数ペア:

[(1, 31980842), (2, 15990421), (17, 1881226), (34, 940613), (67, 477326), (101, 316642), (134, 238663), (139, 230078), (202, 158321), (278, 115039), (1139, 28078), (1717, 18626), (2278, 14039), (2363, 13534), (3434, 9313), (4726, 6767)]