18796696

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3371}}^1$

素因数の和:3435

約数の個数: 32

約数和(自身を含む): 38238480

約数和(自身を除く): 19441784

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 3371, 5576, 6742, 13484, 26968, 57307, 114614, 138211, 229228, 276422, 458456, 552844, 1105688, 2349587, 4699174, 9398348, 18796696]

約数ペア:

[(1, 18796696), (2, 9398348), (4, 4699174), (8, 2349587), (17, 1105688), (34, 552844), (41, 458456), (68, 276422), (82, 229228), (136, 138211), (164, 114614), (328, 57307), (697, 26968), (1394, 13484), (2788, 6742), (3371, 5576)]