199341388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 390912480

約数和(自身を除く): 191571092

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 277, 323, 554, 557, 646, 1108, 1114, 1292, 2228, 4709, 5263, 9418, 9469, 10526, 10583, 18836, 18938, 21052, 21166, 37876, 42332, 89471, 154289, 178942, 179911, 308578, 357884, 359822, 617156, 719644, 2622913, 2931491, 5245826, 5862982, 10491652, 11725964, 49835347, 99670694, 199341388]

約数ペア:

[(1, 199341388), (2, 99670694), (4, 49835347), (17, 11725964), (19, 10491652), (34, 5862982), (38, 5245826), (68, 2931491), (76, 2622913), (277, 719644), (323, 617156), (554, 359822), (557, 357884), (646, 308578), (1108, 179911), (1114, 178942), (1292, 154289), (2228, 89471), (4709, 42332), (5263, 37876), (9418, 21166), (9469, 21052), (10526, 18938), (10583, 18836)]