38946388

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3389}}^1$

素因数の和:3436

約数の個数: 36

約数和(自身を含む): 78166620

約数和(自身を除く): 39220232

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2873, 3389, 5746, 6778, 11492, 13556, 44057, 57613, 88114, 115226, 176228, 230452, 572741, 748969, 1145482, 1497938, 2290964, 2995876, 9736597, 19473194, 38946388]

約数ペア:

[(1, 38946388), (2, 19473194), (4, 9736597), (13, 2995876), (17, 2290964), (26, 1497938), (34, 1145482), (52, 748969), (68, 572741), (169, 230452), (221, 176228), (338, 115226), (442, 88114), (676, 57613), (884, 44057), (2873, 13556), (3389, 11492), (5746, 6778)]